What is the value of a equation of a in the equation 5a - 10b = 45 when b = 3

asked Jan 2, 2019 93.4k views

3 votes

by Damla

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6 votes

5a-10b = 45
b= 3
5a-30 = 45
5a=75
a= 15

Ethan Long answered Jan 4, 2019

8.5k points

1 vote

15.

You'd get this by multiplying the -10 by 3 then adding it to both sides. Then divide by 5.

Mjdsmith answered Jan 9, 2019

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