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

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


Simplifying
7(5x + -9) = 18 + -1(x + 9)

Reorder the terms:
7(-9 + 5x) = 18 + -1(x + 9)
(-9 * 7 + 5x * 7) = 18 + -1(x + 9)
(-63 + 35x) = 18 + -1(x + 9)

Reorder the terms:
-63 + 35x = 18 + -1(9 + x)
-63 + 35x = 18 + (9 * -1 + x * -1)
-63 + 35x = 18 + (-9 + -1x)

Combine like terms: 18 + -9 = 9
-63 + 35x = 9 + -1x

Solving
-63 + 35x = 9 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-63 + 35x + x = 9 + -1x + x

Combine like terms: 35x + x = 36x
-63 + 36x = 9 + -1x + x

Combine like terms: -1x + x = 0
-63 + 36x = 9 + 0
-63 + 36x = 9

Add '63' to each side of the equation.
-63 + 63 + 36x = 9 + 63

Combine like terms: -63 + 63 = 0
0 + 36x = 9 + 63
36x = 9 + 63

Combine like terms: 9 + 63 = 72
36x = 72

Divide each side by '36'.
x = 2

Simplifying
x = 2

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