8y-7=5y+20

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Solution for 8y-7=5y+20 equation:


Simplifying
8y + -7 = 5y + 20

Reorder the terms:
-7 + 8y = 5y + 20

Reorder the terms:
-7 + 8y = 20 + 5y

Solving
-7 + 8y = 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 + 8y + -5y = 20 + 5y + -5y

Combine like terms: 8y + -5y = 3y
-7 + 3y = 20 + 5y + -5y

Combine like terms: 5y + -5y = 0
-7 + 3y = 20 + 0
-7 + 3y = 20

Add '7' to each side of the equation.
-7 + 7 + 3y = 20 + 7

Combine like terms: -7 + 7 = 0
0 + 3y = 20 + 7
3y = 20 + 7

Combine like terms: 20 + 7 = 27
3y = 27

Divide each side by '3'.
y = 9

Simplifying
y = 9

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