(8y-20)+y=70

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Solution for (8y-20)+y=70 equation:


Simplifying
(8y + -20) + y = 70

Reorder the terms:
(-20 + 8y) + y = 70

Remove parenthesis around (-20 + 8y)
-20 + 8y + y = 70

Combine like terms: 8y + y = 9y
-20 + 9y = 70

Solving
-20 + 9y = 70

Solving for variable 'y'.

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

Add '20' to each side of the equation.
-20 + 20 + 9y = 70 + 20

Combine like terms: -20 + 20 = 0
0 + 9y = 70 + 20
9y = 70 + 20

Combine like terms: 70 + 20 = 90
9y = 90

Divide each side by '9'.
y = 10

Simplifying
y = 10

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