y+(y+70)+90=180

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Solution for y+(y+70)+90=180 equation:


Simplifying
y + (y + 70) + 90 = 180

Reorder the terms:
y + (70 + y) + 90 = 180

Remove parenthesis around (70 + y)
y + 70 + y + 90 = 180

Reorder the terms:
70 + 90 + y + y = 180

Combine like terms: 70 + 90 = 160
160 + y + y = 180

Combine like terms: y + y = 2y
160 + 2y = 180

Solving
160 + 2y = 180

Solving for variable 'y'.

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

Add '-160' to each side of the equation.
160 + -160 + 2y = 180 + -160

Combine like terms: 160 + -160 = 0
0 + 2y = 180 + -160
2y = 180 + -160

Combine like terms: 180 + -160 = 20
2y = 20

Divide each side by '2'.
y = 10

Simplifying
y = 10

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