2x-5(x+10)=13

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


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

Reorder the terms:
2x + -5(10 + x) = 13
2x + (10 * -5 + x * -5) = 13
2x + (-50 + -5x) = 13

Reorder the terms:
-50 + 2x + -5x = 13

Combine like terms: 2x + -5x = -3x
-50 + -3x = 13

Solving
-50 + -3x = 13

Solving for variable 'x'.

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

Add '50' to each side of the equation.
-50 + 50 + -3x = 13 + 50

Combine like terms: -50 + 50 = 0
0 + -3x = 13 + 50
-3x = 13 + 50

Combine like terms: 13 + 50 = 63
-3x = 63

Divide each side by '-3'.
x = -21

Simplifying
x = -21

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