2 years ago

If a=7 and b+c=67, find a²+ab+ac

Mathematics

2 answers:

almond37 [142]2 years ago

7 0

Answer:

$thank \: you$

Step-by-step explanation:

$a = 7 \\ b + c = 67 \\we \: want \: to \: find \: {a}^{2} + ab + ac \\ {a}^{2} + a(b + c) \\ = {7}^{2} + 7(67) \\ = 49 + 469 \\ = 518 \\ thank \: you$

Stels [109]2 years ago

6 0

Hope this will help..........

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