Question

simplify: 3y(2y-7)-3(y-4)-63 for y=-2 ​

Answer 1

Answer:

3×-2(2×-2-7)-3(-2-4)-63

-6(-4-7)-3(-6)-63

-6×-11+18-63

-66+18-63

-129+18

-121

Answer 2

Answer:

21

Step-by-step explanation:

Hi buddy,Your answer is here below

3y(2y-7)-3(y-4)-63

On putting the value we get,

-6(-11)-3(-6)-63

=>66+18-63

=>84-63

=>21

After completion of simplification we get 21

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