Question

pls see the captue...the question is in that

Answer 1

Answer:

a= -5

b= 4

$2(2a^{2} + 3ab) + 2 - ab$

Step-by-step explanation:

$2(2a^{2} + 3ab) + 2 - ab$

$2(2 \times - 5 ^{2} + 3 \times - 5 \times 4) + 2 - ( - 5 \times 4)$

$2(2 \times 25 + ( - 60)) + 2 - ( - 20)$

$2(50 - 60) + 2 - ( - 20)$

$2 \times ( - 10) + 22$

$- 20 + 22$

$= 2$

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