70+-2y+4y=140

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Solution for 70+-2y+4y=140 equation: 


Simplifying
70 + -2y + 4y = 140

Combine like terms: -2y + 4y = 2y
70 + 2y = 140

Solving
70 + 2y = 140

Solving for variable 'y'.

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

Add '-70' to each side of the equation.
70 + -70 + 2y = 140 + -70

Combine like terms: 70 + -70 = 0
0 + 2y = 140 + -70
2y = 140 + -70

Combine like terms: 140 + -70 = 70
2y = 70

Divide each side by '2'.
y = 35

Simplifying
y = 35

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