9(x-7)+64=8(x+1)

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Solution for 9(x-7)+64=8(x+1) equation:


Simplifying
9(x + -7) + 64 = 8(x + 1)

Reorder the terms:
9(-7 + x) + 64 = 8(x + 1)
(-7 * 9 + x * 9) + 64 = 8(x + 1)
(-63 + 9x) + 64 = 8(x + 1)

Reorder the terms:
-63 + 64 + 9x = 8(x + 1)

Combine like terms: -63 + 64 = 1
1 + 9x = 8(x + 1)

Reorder the terms:
1 + 9x = 8(1 + x)
1 + 9x = (1 * 8 + x * 8)
1 + 9x = (8 + 8x)

Solving
1 + 9x = 8 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
1 + 9x + -8x = 8 + 8x + -8x

Combine like terms: 9x + -8x = 1x
1 + 1x = 8 + 8x + -8x

Combine like terms: 8x + -8x = 0
1 + 1x = 8 + 0
1 + 1x = 8

Add '-1' to each side of the equation.
1 + -1 + 1x = 8 + -1

Combine like terms: 1 + -1 = 0
0 + 1x = 8 + -1
1x = 8 + -1

Combine like terms: 8 + -1 = 7
1x = 7

Divide each side by '1'.
x = 7

Simplifying
x = 7

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