20(3-x)+13x=18

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Solution for 20(3-x)+13x=18 equation:


Simplifying
20(3 + -1x) + 13x = 18
(3 * 20 + -1x * 20) + 13x = 18
(60 + -20x) + 13x = 18

Combine like terms: -20x + 13x = -7x
60 + -7x = 18

Solving
60 + -7x = 18

Solving for variable 'x'.

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

Add '-60' to each side of the equation.
60 + -60 + -7x = 18 + -60

Combine like terms: 60 + -60 = 0
0 + -7x = 18 + -60
-7x = 18 + -60

Combine like terms: 18 + -60 = -42
-7x = -42

Divide each side by '-7'.
x = 6

Simplifying
x = 6

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