-3y+(3-y)=7

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Solution for -3y+(3-y)=7 equation:


Simplifying
-3y + (3 + -1y) = 7

Remove parenthesis around (3 + -1y)
-3y + 3 + -1y = 7

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

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

Solving
3 + -4y = 7

Solving for variable 'y'.

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

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

Combine like terms: 3 + -3 = 0
0 + -4y = 7 + -3
-4y = 7 + -3

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

Divide each side by '-4'.
y = -1

Simplifying
y = -1

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