10x+13-2x+5=3(3x+5)

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Solution for 10x+13-2x+5=3(3x+5) equation:


Simplifying
10x + 13 + -2x + 5 = 3(3x + 5)

Reorder the terms:
13 + 5 + 10x + -2x = 3(3x + 5)

Combine like terms: 13 + 5 = 18
18 + 10x + -2x = 3(3x + 5)

Combine like terms: 10x + -2x = 8x
18 + 8x = 3(3x + 5)

Reorder the terms:
18 + 8x = 3(5 + 3x)
18 + 8x = (5 * 3 + 3x * 3)
18 + 8x = (15 + 9x)

Solving
18 + 8x = 15 + 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.
18 + 8x + -9x = 15 + 9x + -9x

Combine like terms: 8x + -9x = -1x
18 + -1x = 15 + 9x + -9x

Combine like terms: 9x + -9x = 0
18 + -1x = 15 + 0
18 + -1x = 15

Add '-18' to each side of the equation.
18 + -18 + -1x = 15 + -18

Combine like terms: 18 + -18 = 0
0 + -1x = 15 + -18
-1x = 15 + -18

Combine like terms: 15 + -18 = -3
-1x = -3

Divide each side by '-1'.
x = 3

Simplifying
x = 3

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