0.7(x+20)+0.3x=39

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Solution for 0.7(x+20)+0.3x=39 equation: 


Simplifying
0.7(x + 20) + 0.3x = 39

Reorder the terms:
0.7(20 + x) + 0.3x = 39
(20 * 0.7 + x * 0.7) + 0.3x = 39
(14 + 0.7x) + 0.3x = 39

Combine like terms: 0.7x + 0.3x = 1x
14 + 1x = 39

Solving
14 + 1x = 39

Solving for variable 'x'.

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

Add '-14' to each side of the equation.
14 + -14 + 1x = 39 + -14

Combine like terms: 14 + -14 = 0
0 + 1x = 39 + -14
1x = 39 + -14

Combine like terms: 39 + -14 = 25
1x = 25

Divide each side by '1'.
x = 25

Simplifying
x = 25

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