-5y-9=-(y-7)

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Solution for -5y-9=-(y-7) equation:


Simplifying
-5y + -9 = -1(y + -7)

Reorder the terms:
-9 + -5y = -1(y + -7)

Reorder the terms:
-9 + -5y = -1(-7 + y)
-9 + -5y = (-7 * -1 + y * -1)
-9 + -5y = (7 + -1y)

Solving
-9 + -5y = 7 + -1y

Solving for variable 'y'.

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

Add 'y' to each side of the equation.
-9 + -5y + y = 7 + -1y + y

Combine like terms: -5y + y = -4y
-9 + -4y = 7 + -1y + y

Combine like terms: -1y + y = 0
-9 + -4y = 7 + 0
-9 + -4y = 7

Add '9' to each side of the equation.
-9 + 9 + -4y = 7 + 9

Combine like terms: -9 + 9 = 0
0 + -4y = 7 + 9
-4y = 7 + 9

Combine like terms: 7 + 9 = 16
-4y = 16

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

Simplifying
y = -4

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