5+y=7-8y

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Solution for 5+y=7-8y equation:


Simplifying
5 + y = 7 + -8y

Solving
5 + y = 7 + -8y

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '8y' to each side of the equation.
5 + y + 8y = 7 + -8y + 8y

Combine like terms: y + 8y = 9y
5 + 9y = 7 + -8y + 8y

Combine like terms: -8y + 8y = 0
5 + 9y = 7 + 0
5 + 9y = 7

Add '-5' to each side of the equation.
5 + -5 + 9y = 7 + -5

Combine like terms: 5 + -5 = 0
0 + 9y = 7 + -5
9y = 7 + -5

Combine like terms: 7 + -5 = 2
9y = 2

Divide each side by '9'.
y = 0.2222222222

Simplifying
y = 0.2222222222

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