1y+3=2y-7

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Solution for 1y+3=2y-7 equation:


Simplifying
1y + 3 = 2y + -7

Reorder the terms:
3 + 1y = 2y + -7

Reorder the terms:
3 + 1y = -7 + 2y

Solving
3 + 1y = -7 + 2y

Solving for variable 'y'.

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

Add '-2y' to each side of the equation.
3 + 1y + -2y = -7 + 2y + -2y

Combine like terms: 1y + -2y = -1y
3 + -1y = -7 + 2y + -2y

Combine like terms: 2y + -2y = 0
3 + -1y = -7 + 0
3 + -1y = -7

Add '-3' to each side of the equation.
3 + -3 + -1y = -7 + -3

Combine like terms: 3 + -3 = 0
0 + -1y = -7 + -3
-1y = -7 + -3

Combine like terms: -7 + -3 = -10
-1y = -10

Divide each side by '-1'.
y = 10

Simplifying
y = 10

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