18x-(9x-7)=43

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Solution for 18x-(9x-7)=43 equation:


Simplifying
18x + -1(9x + -7) = 43

Reorder the terms:
18x + -1(-7 + 9x) = 43
18x + (-7 * -1 + 9x * -1) = 43
18x + (7 + -9x) = 43

Reorder the terms:
7 + 18x + -9x = 43

Combine like terms: 18x + -9x = 9x
7 + 9x = 43

Solving
7 + 9x = 43

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + 9x = 43 + -7

Combine like terms: 7 + -7 = 0
0 + 9x = 43 + -7
9x = 43 + -7

Combine like terms: 43 + -7 = 36
9x = 36

Divide each side by '9'.
x = 4

Simplifying
x = 4

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