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

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


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

Reorder the terms:
9(-7 + x) + 7 = 9x + -7(7 + -1x)
(-7 * 9 + x * 9) + 7 = 9x + -7(7 + -1x)
(-63 + 9x) + 7 = 9x + -7(7 + -1x)

Reorder the terms:
-63 + 7 + 9x = 9x + -7(7 + -1x)

Combine like terms: -63 + 7 = -56
-56 + 9x = 9x + -7(7 + -1x)
-56 + 9x = 9x + (7 * -7 + -1x * -7)
-56 + 9x = 9x + (-49 + 7x)

Reorder the terms:
-56 + 9x = -49 + 9x + 7x

Combine like terms: 9x + 7x = 16x
-56 + 9x = -49 + 16x

Solving
-56 + 9x = -49 + 16x

Solving for variable 'x'.

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

Add '-16x' to each side of the equation.
-56 + 9x + -16x = -49 + 16x + -16x

Combine like terms: 9x + -16x = -7x
-56 + -7x = -49 + 16x + -16x

Combine like terms: 16x + -16x = 0
-56 + -7x = -49 + 0
-56 + -7x = -49

Add '56' to each side of the equation.
-56 + 56 + -7x = -49 + 56

Combine like terms: -56 + 56 = 0
0 + -7x = -49 + 56
-7x = -49 + 56

Combine like terms: -49 + 56 = 7
-7x = 7

Divide each side by '-7'.
x = -1

Simplifying
x = -1

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