7y-50=90

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Solution for 7y-50=90 equation: 


Simplifying
7y + -50 = 90

Reorder the terms:
-50 + 7y = 90

Solving
-50 + 7y = 90

Solving for variable 'y'.

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

Add '50' to each side of the equation.
-50 + 50 + 7y = 90 + 50

Combine like terms: -50 + 50 = 0
0 + 7y = 90 + 50
7y = 90 + 50

Combine like terms: 90 + 50 = 140
7y = 140

Divide each side by '7'.
y = 20

Simplifying
y = 20

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