5x+7(-2x+9)=18

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Solution for 5x+7(-2x+9)=18 equation:


Simplifying
5x + 7(-2x + 9) = 18

Reorder the terms:
5x + 7(9 + -2x) = 18
5x + (9 * 7 + -2x * 7) = 18
5x + (63 + -14x) = 18

Reorder the terms:
63 + 5x + -14x = 18

Combine like terms: 5x + -14x = -9x
63 + -9x = 18

Solving
63 + -9x = 18

Solving for variable 'x'.

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

Add '-63' to each side of the equation.
63 + -63 + -9x = 18 + -63

Combine like terms: 63 + -63 = 0
0 + -9x = 18 + -63
-9x = 18 + -63

Combine like terms: 18 + -63 = -45
-9x = -45

Divide each side by '-9'.
x = 5

Simplifying
x = 5

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