18x-(2x-9)=7

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Solution for 18x-(2x-9)=7 equation:


Simplifying
18x + -1(2x + -9) = 7

Reorder the terms:
18x + -1(-9 + 2x) = 7
18x + (-9 * -1 + 2x * -1) = 7
18x + (9 + -2x) = 7

Reorder the terms:
9 + 18x + -2x = 7

Combine like terms: 18x + -2x = 16x
9 + 16x = 7

Solving
9 + 16x = 7

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 16x = 7 + -9

Combine like terms: 9 + -9 = 0
0 + 16x = 7 + -9
16x = 7 + -9

Combine like terms: 7 + -9 = -2
16x = -2

Divide each side by '16'.
x = -0.125

Simplifying
x = -0.125

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