sappaswagg sappaswagg

21-10-2016
Mathematics

contestada

What is the solution of the equation?
5x - 31 = 2x + 8

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apologiabiology apologiabiology

21-10-2016

minus 2x bot sides
5x-2x-31=2x-2x+8
3x-31=0+8
3x-31=8
add 31 both sides
3x=39
divide 3
x=13

Answer Link

ericosouki ericosouki

22-10-2016

Hello,

shall we begin?

5x - 31 = 2x + 8
5x - 2x = 31 + 8
3x = 39
x = 39/3
x = 13

Answer: 13

Answer Link

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