(30-15x)=(39-13x)

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Solution for (30-15x)=(39-13x) equation:


Simplifying
(30 + -15x) = (39 + -13x)

Remove parenthesis around (30 + -15x)
30 + -15x = (39 + -13x)

Remove parenthesis around (39 + -13x)
30 + -15x = 39 + -13x

Solving
30 + -15x = 39 + -13x

Solving for variable 'x'.

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

Add '13x' to each side of the equation.
30 + -15x + 13x = 39 + -13x + 13x

Combine like terms: -15x + 13x = -2x
30 + -2x = 39 + -13x + 13x

Combine like terms: -13x + 13x = 0
30 + -2x = 39 + 0
30 + -2x = 39

Add '-30' to each side of the equation.
30 + -30 + -2x = 39 + -30

Combine like terms: 30 + -30 = 0
0 + -2x = 39 + -30
-2x = 39 + -30

Combine like terms: 39 + -30 = 9
-2x = 9

Divide each side by '-2'.
x = -4.5

Simplifying
x = -4.5

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