15-7y=-3y+3

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


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

Reorder the terms:
15 + -7y = 3 + -3y

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

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

Combine like terms: -3y + 3y = 0
15 + -4y = 3 + 0
15 + -4y = 3

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

Combine like terms: 15 + -15 = 0
0 + -4y = 3 + -15
-4y = 3 + -15

Combine like terms: 3 + -15 = -12
-4y = -12

Divide each side by '-4'.
y = 3

Simplifying
y = 3

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