0.4x+0.30(90)=0.20(57)

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Solution for 0.4x+0.30(90)=0.20(57) equation: 


Simplifying
0.4x + 0.30(90) = 0.20(57)

Multiply 0.30 * 90
0.4x + 27 = 0.20(57)

Reorder the terms:
27 + 0.4x = 0.20(57)

Multiply 0.20 * 57
27 + 0.4x = 11.4

Solving
27 + 0.4x = 11.4

Solving for variable 'x'.

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

Add '-27' to each side of the equation.
27 + -27 + 0.4x = 11.4 + -27

Combine like terms: 27 + -27 = 0
0 + 0.4x = 11.4 + -27
0.4x = 11.4 + -27

Combine like terms: 11.4 + -27 = -15.6
0.4x = -15.6

Divide each side by '0.4'.
x = -39

Simplifying
x = -39

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