70+70+y=180

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Solution for 70+70+y=180 equation: 


Simplifying
70 + 70 + y = 180

Combine like terms: 70 + 70 = 140
140 + y = 180

Solving
140 + y = 180

Solving for variable 'y'.

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

Add '-140' to each side of the equation.
140 + -140 + y = 180 + -140

Combine like terms: 140 + -140 = 0
0 + y = 180 + -140
y = 180 + -140

Combine like terms: 180 + -140 = 40
y = 40

Simplifying
y = 40

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