5(7+x)=9(11+x)

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Solution for 5(7+x)=9(11+x) equation:


Simplifying
5(7 + x) = 9(11 + x)
(7 * 5 + x * 5) = 9(11 + x)
(35 + 5x) = 9(11 + x)
35 + 5x = (11 * 9 + x * 9)
35 + 5x = (99 + 9x)

Solving
35 + 5x = 99 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
35 + 5x + -9x = 99 + 9x + -9x

Combine like terms: 5x + -9x = -4x
35 + -4x = 99 + 9x + -9x

Combine like terms: 9x + -9x = 0
35 + -4x = 99 + 0
35 + -4x = 99

Add '-35' to each side of the equation.
35 + -35 + -4x = 99 + -35

Combine like terms: 35 + -35 = 0
0 + -4x = 99 + -35
-4x = 99 + -35

Combine like terms: 99 + -35 = 64
-4x = 64

Divide each side by '-4'.
x = -16

Simplifying
x = -16

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