Maths-
SAT
Easy
Question
h(x)= -4(x-1)+2
The function h is defined above. For what value of x is h(x) = -2?
- -2
- -1
- 1
- 2
The correct answer is: 2
h(x) = -4(x – 1) +2
h(x) = -2
- 4(x – 1) + 2 = -2
-4(x – 1) + 2 - 2 = -4
-4(x – 1) = -4
x – 1 = 1
x = 1 + 1 = 2.
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