Question

simplify the expression and find the value if x is equal to 2
3 (× + 2) + 5× -7​

Answer 1

Answer:

3x+6+5x-7

8x-1

put x = 2

8(2)-1

16-1 = 15

Answer 2

$3(x + 2) + 5x - 7 \\ = 3(2 + 2) + 5 \times 2 - 7 \\ = 3(4) + 10 - 7 \\ = 12 + 3 = 15$

15 is your answer