2y-47=y-20

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Solution for 2y-47=y-20 equation:


Simplifying
2y + -47 = y + -20

Reorder the terms:
-47 + 2y = y + -20

Reorder the terms:
-47 + 2y = -20 + y

Solving
-47 + 2y = -20 + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
-47 + 2y + -1y = -20 + y + -1y

Combine like terms: 2y + -1y = 1y
-47 + 1y = -20 + y + -1y

Combine like terms: y + -1y = 0
-47 + 1y = -20 + 0
-47 + 1y = -20

Add '47' to each side of the equation.
-47 + 47 + 1y = -20 + 47

Combine like terms: -47 + 47 = 0
0 + 1y = -20 + 47
1y = -20 + 47

Combine like terms: -20 + 47 = 27
1y = 27

Divide each side by '1'.
y = 27

Simplifying
y = 27

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