0.09x+0.13(x+10)=20

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Solution for 0.09x+0.13(x+10)=20 equation:


Simplifying
0.09x + 0.13(x + 10) = 20

Reorder the terms:
0.09x + 0.13(10 + x) = 20
0.09x + (10 * 0.13 + x * 0.13) = 20
0.09x + (1.3 + 0.13x) = 20

Reorder the terms:
1.3 + 0.09x + 0.13x = 20

Combine like terms: 0.09x + 0.13x = 0.22x
1.3 + 0.22x = 20

Solving
1.3 + 0.22x = 20

Solving for variable 'x'.

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

Add '-1.3' to each side of the equation.
1.3 + -1.3 + 0.22x = 20 + -1.3

Combine like terms: 1.3 + -1.3 = 0.0
0.0 + 0.22x = 20 + -1.3
0.22x = 20 + -1.3

Combine like terms: 20 + -1.3 = 18.7
0.22x = 18.7

Divide each side by '0.22'.
x = 85

Simplifying
x = 85

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