Question

simplity the following expressions and then find
the numerical value for x = - 2.
3(2x-4) + x² + 5​

Answer 1

Answer:

-20

Step-by-step explanation:

substitute the value of x

3(2(-2)-4)+ (-2) +5

3(-4-4)+2+5. ( -*-=+)

3(-8)+7

-27+7

-20