-3-4y=15-7y

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Solution for -3-4y=15-7y equation:


Simplifying
-3 + -4y = 15 + -7y

Solving
-3 + -4y = 15 + -7y

Solving for variable 'y'.

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

Add '7y' to each side of the equation.
-3 + -4y + 7y = 15 + -7y + 7y

Combine like terms: -4y + 7y = 3y
-3 + 3y = 15 + -7y + 7y

Combine like terms: -7y + 7y = 0
-3 + 3y = 15 + 0
-3 + 3y = 15

Add '3' to each side of the equation.
-3 + 3 + 3y = 15 + 3

Combine like terms: -3 + 3 = 0
0 + 3y = 15 + 3
3y = 15 + 3

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

Divide each side by '3'.
y = 6

Simplifying
y = 6

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