7+4y-9y+4=-8y-2+y-7

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Solution for 7+4y-9y+4=-8y-2+y-7 equation:


Simplifying
7 + 4y + -9y + 4 = -8y + -2 + y + -7

Reorder the terms:
7 + 4 + 4y + -9y = -8y + -2 + y + -7

Combine like terms: 7 + 4 = 11
11 + 4y + -9y = -8y + -2 + y + -7

Combine like terms: 4y + -9y = -5y
11 + -5y = -8y + -2 + y + -7

Reorder the terms:
11 + -5y = -2 + -7 + -8y + y

Combine like terms: -2 + -7 = -9
11 + -5y = -9 + -8y + y

Combine like terms: -8y + y = -7y
11 + -5y = -9 + -7y

Solving
11 + -5y = -9 + -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.
11 + -5y + 7y = -9 + -7y + 7y

Combine like terms: -5y + 7y = 2y
11 + 2y = -9 + -7y + 7y

Combine like terms: -7y + 7y = 0
11 + 2y = -9 + 0
11 + 2y = -9

Add '-11' to each side of the equation.
11 + -11 + 2y = -9 + -11

Combine like terms: 11 + -11 = 0
0 + 2y = -9 + -11
2y = -9 + -11

Combine like terms: -9 + -11 = -20
2y = -20

Divide each side by '2'.
y = -10

Simplifying
y = -10

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