Answer:
=−15a2c7−12a3c4+24a2c4
Step-by-step explanation:
-7.96
I used a calculator
15
x = 2
-4x+8+2x+3 = ?
-4 (-2) + 8 + 2 (-2) + 3 =
= 8 + 8 - 4 + 3
= 16 - 4 + 3
= 12 + 3
= 15
hopefully this helped you :)