-5x-(9)=-7x-(-7)

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


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

Multiply -1 * 9
-5x + -9 = -7x + -1(-7)

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

Multiply -1 * -7
-9 + -5x = -7x + 7

Reorder the terms:
-9 + -5x = 7 + -7x

Solving
-9 + -5x = 7 + -7x

Solving for variable 'x'.

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

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

Combine like terms: -5x + 7x = 2x
-9 + 2x = 7 + -7x + 7x

Combine like terms: -7x + 7x = 0
-9 + 2x = 7 + 0
-9 + 2x = 7

Add '9' to each side of the equation.
-9 + 9 + 2x = 7 + 9

Combine like terms: -9 + 9 = 0
0 + 2x = 7 + 9
2x = 7 + 9

Combine like terms: 7 + 9 = 16
2x = 16

Divide each side by '2'.
x = 8

Simplifying
x = 8

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