8x-(7x+8)=9

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


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

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

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

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

Solving
-8 + 1x = 9

Solving for variable 'x'.

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

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

Combine like terms: -8 + 8 = 0
0 + 1x = 9 + 8
1x = 9 + 8

Combine like terms: 9 + 8 = 17
1x = 17

Divide each side by '1'.
x = 17

Simplifying
x = 17

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