9x-15=-7(x+9)

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Solution for 9x-15=-7(x+9) equation:


Simplifying
9x + -15 = -7(x + 9)

Reorder the terms:
-15 + 9x = -7(x + 9)

Reorder the terms:
-15 + 9x = -7(9 + x)
-15 + 9x = (9 * -7 + x * -7)
-15 + 9x = (-63 + -7x)

Solving
-15 + 9x = -63 + -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.
-15 + 9x + 7x = -63 + -7x + 7x

Combine like terms: 9x + 7x = 16x
-15 + 16x = -63 + -7x + 7x

Combine like terms: -7x + 7x = 0
-15 + 16x = -63 + 0
-15 + 16x = -63

Add '15' to each side of the equation.
-15 + 15 + 16x = -63 + 15

Combine like terms: -15 + 15 = 0
0 + 16x = -63 + 15
16x = -63 + 15

Combine like terms: -63 + 15 = -48
16x = -48

Divide each side by '16'.
x = -3

Simplifying
x = -3

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