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Anna35 [415]
3 years ago
7

If (a, –5) is a solution to the equation 3a = –2b – 7, what is a?

Mathematics
1 answer:
sukhopar [10]3 years ago
6 0

Answer:

d)  1

Step-by-step explanation:

3a = –2b – 7

We have the point (a, -5) so b = -5

Substituting in

3a = -2(-5) -7

3a = 10-7

3a = 3

Divide each side by 3

3a/3 = 3/3

a =1

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