-2y-4+7=3y+18

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Solution for -2y-4+7=3y+18 equation:


Simplifying
-2y + -4 + 7 = 3y + 18

Reorder the terms:
-4 + 7 + -2y = 3y + 18

Combine like terms: -4 + 7 = 3
3 + -2y = 3y + 18

Reorder the terms:
3 + -2y = 18 + 3y

Solving
3 + -2y = 18 + 3y

Solving for variable 'y'.

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

Add '-3y' to each side of the equation.
3 + -2y + -3y = 18 + 3y + -3y

Combine like terms: -2y + -3y = -5y
3 + -5y = 18 + 3y + -3y

Combine like terms: 3y + -3y = 0
3 + -5y = 18 + 0
3 + -5y = 18

Add '-3' to each side of the equation.
3 + -3 + -5y = 18 + -3

Combine like terms: 3 + -3 = 0
0 + -5y = 18 + -3
-5y = 18 + -3

Combine like terms: 18 + -3 = 15
-5y = 15

Divide each side by '-5'.
y = -3

Simplifying
y = -3

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