Question

evaluate $2(x - 4) + 3x - x^2$ for $x = 2$. \
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a. $-6$ \
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b. $-2$ \
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c. $6$ \
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d. $2$

Explanation:

Step1: Substitute $x=2$ into expression

$2(2 - 4) + 3(2) - (2)^2$

Step2: Simplify parentheses first

$2(-2) + 3(2) - 4$

Step3: Perform multiplication operations

$-4 + 6 - 4$

Step4: Calculate final result

$-4 + 6 = 2; 2 - 4 = -6$

Answer:

A. -6