teamedmerson20p98q1k teamedmerson20p98q1k

17-06-2019
Mathematics

contestada

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

Question 8 options:

a)

4

b)

0

c)

-1

d)

1

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

17-06-2019

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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