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Orlov [11]
3 years ago
13

Help please Evaluate the expression when a = -9 and b = - 4. a? - 2(b + 12)

Mathematics
1 answer:
kvasek [131]3 years ago
3 0

Step-by-step explanation:

a^2 - 2(b + 12)

(-9)^2 - 2(-4 + 12)

81 - 2 (-4 + 12)

79 (-4 + 12)

79 × -4 + 79 × 12

-316 + 948

632

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