8x-9=7(x-5)+5

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Solution for 8x-9=7(x-5)+5 equation:


Simplifying
8x + -9 = 7(x + -5) + 5

Reorder the terms:
-9 + 8x = 7(x + -5) + 5

Reorder the terms:
-9 + 8x = 7(-5 + x) + 5
-9 + 8x = (-5 * 7 + x * 7) + 5
-9 + 8x = (-35 + 7x) + 5

Reorder the terms:
-9 + 8x = -35 + 5 + 7x

Combine like terms: -35 + 5 = -30
-9 + 8x = -30 + 7x

Solving
-9 + 8x = -30 + 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 + 8x + -7x = -30 + 7x + -7x

Combine like terms: 8x + -7x = 1x
-9 + 1x = -30 + 7x + -7x

Combine like terms: 7x + -7x = 0
-9 + 1x = -30 + 0
-9 + 1x = -30

Add '9' to each side of the equation.
-9 + 9 + 1x = -30 + 9

Combine like terms: -9 + 9 = 0
0 + 1x = -30 + 9
1x = -30 + 9

Combine like terms: -30 + 9 = -21
1x = -21

Divide each side by '1'.
x = -21

Simplifying
x = -21

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