Question

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

Answer 1

Answer:

-15

Step-by-step explanation:

3(2x-4)+x²+5

= 3{2×(-2)-4} +(-2)²+5

= 3( -4-4) +4+5

= -24+9

=-15

Answer 2

Answer:

1

Step-by-step explanation:

3(2×–4)+(–2) square +5

6-12+2+5

13-12=1.