-7y+9+3y-1=-4

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Solution for -7y+9+3y-1=-4 equation:


Simplifying
-7y + 9 + 3y + -1 = -4

Reorder the terms:
9 + -1 + -7y + 3y = -4

Combine like terms: 9 + -1 = 8
8 + -7y + 3y = -4

Combine like terms: -7y + 3y = -4y
8 + -4y = -4

Solving
8 + -4y = -4

Solving for variable 'y'.

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

Add '-8' to each side of the equation.
8 + -8 + -4y = -4 + -8

Combine like terms: 8 + -8 = 0
0 + -4y = -4 + -8
-4y = -4 + -8

Combine like terms: -4 + -8 = -12
-4y = -12

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

Simplifying
y = 3

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