7Y-8=3Y+20

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Solution for 7Y-8=3Y+20 equation:


Simplifying
7Y + -8 = 3Y + 20

Reorder the terms:
-8 + 7Y = 3Y + 20

Reorder the terms:
-8 + 7Y = 20 + 3Y

Solving
-8 + 7Y = 20 + 3Y

Solving for variable 'Y'.

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

Add '-3Y' to each side of the equation.
-8 + 7Y + -3Y = 20 + 3Y + -3Y

Combine like terms: 7Y + -3Y = 4Y
-8 + 4Y = 20 + 3Y + -3Y

Combine like terms: 3Y + -3Y = 0
-8 + 4Y = 20 + 0
-8 + 4Y = 20

Add '8' to each side of the equation.
-8 + 8 + 4Y = 20 + 8

Combine like terms: -8 + 8 = 0
0 + 4Y = 20 + 8
4Y = 20 + 8

Combine like terms: 20 + 8 = 28
4Y = 28

Divide each side by '4'.
Y = 7

Simplifying
Y = 7

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