Question

simplify the expression and find its value if a = 5 and b = -3

2(a2+ab) + 3 - ab

Answer 1

i think that is you correct answer

Answer 2

Hello friend,
$2( {a}^{2} + ab) + 3 - ab \\2( {5}^{2} + 5 \times - 3) + 3 - 5 \times - 3$
2(25-15)+3-(-15)
2× 10+ 3+15
20+18= 38
Hope it helps☺