Question

2 multiple choice 1 point simplify the expression below when $x = 2$ $5(7 + x) - 8 \cdot x^x$ 148 17 13 5 clear my selection

Explanation:

Step1: Substitute $x=2$ into expression

$5(7+2)-8\cdot 2^2$

Step2: Solve parentheses and exponent

$5(9)-8\cdot 4$

Step3: Perform multiplication operations

$45 - 32$

Step4: Calculate final subtraction

$45-32=13$

Answer:

13 (Option: 13)