If 5x + 2 = 7, what is the value of 15x + 6?

asked Aug 24, 2019 82.7k views

5 votes

by Demmy

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1 vote

If 5x+2=7 then subtract 2 from each side and it is 5x=5 so x=5
15(1)+6=15+6
The answer is 21

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3 votes

5x + 2 = 7
5x = 7 - 2
5x = 5
x = 5/5
x = 1.....so x = 1

15x + 6 =
15(1) + 6 =
15 + 6 =
21 <=====

ZeroKelvin answered Aug 31, 2019

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