6y-7=5y-20

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Solution for 6y-7=5y-20 equation: 


Simplifying
6y + -7 = 5y + -20

Reorder the terms:
-7 + 6y = 5y + -20

Reorder the terms:
-7 + 6y = -20 + 5y

Solving
-7 + 6y = -20 + 5y

Solving for variable 'y'.

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

Add '-5y' to each side of the equation.
-7 + 6y + -5y = -20 + 5y + -5y

Combine like terms: 6y + -5y = 1y
-7 + 1y = -20 + 5y + -5y

Combine like terms: 5y + -5y = 0
-7 + 1y = -20 + 0
-7 + 1y = -20

Add '7' to each side of the equation.
-7 + 7 + 1y = -20 + 7

Combine like terms: -7 + 7 = 0
0 + 1y = -20 + 7
1y = -20 + 7

Combine like terms: -20 + 7 = -13
1y = -13

Divide each side by '1'.
y = -13

Simplifying
y = -13

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