2y+20=y+30

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Solution for 2y+20=y+30 equation:


Simplifying
2y + 20 = y + 30

Reorder the terms:
20 + 2y = y + 30

Reorder the terms:
20 + 2y = 30 + y

Solving
20 + 2y = 30 + 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.
20 + 2y + -1y = 30 + y + -1y

Combine like terms: 2y + -1y = 1y
20 + 1y = 30 + y + -1y

Combine like terms: y + -1y = 0
20 + 1y = 30 + 0
20 + 1y = 30

Add '-20' to each side of the equation.
20 + -20 + 1y = 30 + -20

Combine like terms: 20 + -20 = 0
0 + 1y = 30 + -20
1y = 30 + -20

Combine like terms: 30 + -20 = 10
1y = 10

Divide each side by '1'.
y = 10

Simplifying
y = 10

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