-7(x+9)=-8x

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


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

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

Solving
-63 + -7x = -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.
-63 + -7x + 8x = -8x + 8x

Combine like terms: -7x + 8x = 1x
-63 + 1x = -8x + 8x

Combine like terms: -8x + 8x = 0
-63 + 1x = 0

Add '63' to each side of the equation.
-63 + 63 + 1x = 0 + 63

Combine like terms: -63 + 63 = 0
0 + 1x = 0 + 63
1x = 0 + 63

Combine like terms: 0 + 63 = 63
1x = 63

Divide each side by '1'.
x = 63

Simplifying
x = 63

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