3y+7=2y-4

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Solution for 3y+7=2y-4 equation:


Simplifying
3y + 7 = 2y + -4

Reorder the terms:
7 + 3y = 2y + -4

Reorder the terms:
7 + 3y = -4 + 2y

Solving
7 + 3y = -4 + 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.
7 + 3y + -2y = -4 + 2y + -2y

Combine like terms: 3y + -2y = 1y
7 + 1y = -4 + 2y + -2y

Combine like terms: 2y + -2y = 0
7 + 1y = -4 + 0
7 + 1y = -4

Add '-7' to each side of the equation.
7 + -7 + 1y = -4 + -7

Combine like terms: 7 + -7 = 0
0 + 1y = -4 + -7
1y = -4 + -7

Combine like terms: -4 + -7 = -11
1y = -11

Divide each side by '1'.
y = -11

Simplifying
y = -11

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