2y-17=y+4

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Solution for 2y-17=y+4 equation:


Simplifying
2y + -17 = y + 4

Reorder the terms:
-17 + 2y = y + 4

Reorder the terms:
-17 + 2y = 4 + y

Solving
-17 + 2y = 4 + 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.
-17 + 2y + -1y = 4 + y + -1y

Combine like terms: 2y + -1y = 1y
-17 + 1y = 4 + y + -1y

Combine like terms: y + -1y = 0
-17 + 1y = 4 + 0
-17 + 1y = 4

Add '17' to each side of the equation.
-17 + 17 + 1y = 4 + 17

Combine like terms: -17 + 17 = 0
0 + 1y = 4 + 17
1y = 4 + 17

Combine like terms: 4 + 17 = 21
1y = 21

Divide each side by '1'.
y = 21

Simplifying
y = 21

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