13x-5(3x-10)=3x+15

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Solution for 13x-5(3x-10)=3x+15 equation:


Simplifying
13x + -5(3x + -10) = 3x + 15

Reorder the terms:
13x + -5(-10 + 3x) = 3x + 15
13x + (-10 * -5 + 3x * -5) = 3x + 15
13x + (50 + -15x) = 3x + 15

Reorder the terms:
50 + 13x + -15x = 3x + 15

Combine like terms: 13x + -15x = -2x
50 + -2x = 3x + 15

Reorder the terms:
50 + -2x = 15 + 3x

Solving
50 + -2x = 15 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
50 + -2x + -3x = 15 + 3x + -3x

Combine like terms: -2x + -3x = -5x
50 + -5x = 15 + 3x + -3x

Combine like terms: 3x + -3x = 0
50 + -5x = 15 + 0
50 + -5x = 15

Add '-50' to each side of the equation.
50 + -50 + -5x = 15 + -50

Combine like terms: 50 + -50 = 0
0 + -5x = 15 + -50
-5x = 15 + -50

Combine like terms: 15 + -50 = -35
-5x = -35

Divide each side by '-5'.
x = 7

Simplifying
x = 7

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