Maths-
SAT
Easy
Question
3x + y = 29
x = 2
If (x, y) is the solution to the given system of equations, what is the value of y?
The correct answer is: 23
x = 2
3x + y = 29
3(2) + y = 29
6 + y = 29
y = 29 - 6 = 23.
Related Questions to study
maths-
i2 + (-i)2
In the complex number system, what is the value of the given expression? (Note: i = 
)
i2 + (-i)2
In the complex number system, what is the value of the given expression? (Note: i = )
maths-sat
maths-
y = -x2 + 4x
Which of the following is the graph in the xy-plane of the given equation?
y = -x2 + 4x
Which of the following is the graph in the xy-plane of the given equation?
maths-sat
mathematics
g(x) = 2x - 2
The function g is defined by the equation above. Which of the following points in the xy-plane is an x-intercept of the graph of the equation y = g(x)?
g(x) = 2x - 2
The function g is defined by the equation above. Which of the following points in the xy-plane is an x-intercept of the graph of the equation y = g(x)?
mathematicsask-a-doubt
maths-
2x3 + 11x2 + 5x
Which of the following is NOT a factor of the polynomial above?
2x3 + 11x2 + 5x
Which of the following is NOT a factor of the polynomial above?
maths-sat
mathematics
2x3 + 11x2 + 5x
Which of the following is NOT a factor of the polynomial above?
2x3 + 11x2 + 5x
Which of the following is NOT a factor of the polynomial above?
mathematicsask-a-doubt
maths-
Note: Figure not drawn to scale.
In the figure above, line t intersects lines l and k. Which of the following statements, if true, would imply that lines l and k are parallel?
Note: Figure not drawn to scale.
In the figure above, line t intersects lines l and k. Which of the following statements, if true, would imply that lines l and k are parallel?
maths-sat
maths-
A contractor purchased two slabs of granite, both in the shape of a right rectangular prism. The table below shows some information about the two slabs.
Slab 2 has a ratio of length to width of 5 to 2. How many centimeters wide is Slab 2?
A contractor purchased two slabs of granite, both in the shape of a right rectangular prism. The table below shows some information about the two slabs.
Slab 2 has a ratio of length to width of 5 to 2. How many centimeters wide is Slab 2?
maths-sat
maths-
A contractor purchased two slabs of granite, both in the shape of a right rectangular prism. The table below shows some information about the two slabs.
What is the density, in grams per cubic centimeter, of Slab 1?
A contractor purchased two slabs of granite, both in the shape of a right rectangular prism. The table below shows some information about the two slabs.
What is the density, in grams per cubic centimeter, of Slab 1?
maths-sat
maths-
The table above shows monthly enrollments in art classes at two community centers for 7 consecutive months. Based on the table, by how much does the median monthly enrollment in community center B exceed the median monthly enrollment in community center A for the 7 months?
The table above shows monthly enrollments in art classes at two community centers for 7 consecutive months. Based on the table, by how much does the median monthly enrollment in community center B exceed the median monthly enrollment in community center A for the 7 months?
maths-sat
maths-
Anna was 99 centimeters tall the day she turned 3 years old, and she was 106.5 centimeters tall the day she turned 4 years old. If Anna’s height increases by the same amount each year between the ages of 2 and 8, how many centimeters tall will she be the day she turns 7 years old?
Anna was 99 centimeters tall the day she turned 3 years old, and she was 106.5 centimeters tall the day she turned 4 years old. If Anna’s height increases by the same amount each year between the ages of 2 and 8, how many centimeters tall will she be the day she turns 7 years old?
maths-sat
maths-
Selena created a scale model of an airplane where 1 centimeter on the model equals 6 meters on the airplane. The wingspan of the model is 10.7 centimeters. Selena wants to make a new model where a scale of 1 centimeter on the model equals 3 meters on the airplane. Which of the following best describes how the wingspan of the new model will compare to the wingspan of the first model?
Selena created a scale model of an airplane where 1 centimeter on the model equals 6 meters on the airplane. The wingspan of the model is 10.7 centimeters. Selena wants to make a new model where a scale of 1 centimeter on the model equals 3 meters on the airplane. Which of the following best describes how the wingspan of the new model will compare to the wingspan of the first model?
maths-sat
maths-
During an ice age, the average annual global temperature was at least 4 degrees Celsius lower than the modern average. If the average annual temperature of an ice age is y degrees Celsius and the modern average annual temperature is x degrees Celsius, which of the following must be true?
During an ice age, the average annual global temperature was at least 4 degrees Celsius lower than the modern average. If the average annual temperature of an ice age is y degrees Celsius and the modern average annual temperature is x degrees Celsius, which of the following must be true?
maths-sat
maths-
Two independent surveys asked random samples of 500 people about the distances they commute to work each day. The results of the surveys are detailed in the table below.
Which statement is true based on the results of these surveys?
Two independent surveys asked random samples of 500 people about the distances they commute to work each day. The results of the surveys are detailed in the table below.
Which statement is true based on the results of these surveys?
maths-sat
maths-
In the figure above, X is a mark on the side of a tire of a car at rest. The car, starting from rest, will experience an acceleration for some period of time. Which of the following graphs could represent the distance between the mark X and the ground after the car starts to accelerate and the tire makes its first few revolutions?
In the figure above, X is a mark on the side of a tire of a car at rest. The car, starting from rest, will experience an acceleration for some period of time. Which of the following graphs could represent the distance between the mark X and the ground after the car starts to accelerate and the tire makes its first few revolutions?
maths-sat
maths-
If x is the solution to the equation above, what is the value of 
?
If x is the solution to the equation above, what is the value of ?
maths-sat
