Question

-Simplify the expression and find the value if a = -2, b = 3.
5a2 + 8ab2 – 3 – 2ab2 + 7a​

Answer 1

Step-by-step explanation:

(5 * 4 ) + 8*(-2)*(9) - 3 - 2*(-2)*(9) + 7(-2)

= 20-144-3+36-14

= -105

hope this helps

Answer 2

Answer:

20 + 8 × -2 × 3 ×3 -3 - 2(-2)(3)2 + 7× - 2

20 + - 144 -3 + 36 - 14

56 - 147 - 14

56 - 161

105