0.4(x+80)+0.6x=57

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Solution for 0.4(x+80)+0.6x=57 equation:


Simplifying
0.4(x + 80) + 0.6x = 57

Reorder the terms:
0.4(80 + x) + 0.6x = 57
(80 * 0.4 + x * 0.4) + 0.6x = 57
(32 + 0.4x) + 0.6x = 57

Combine like terms: 0.4x + 0.6x = 1x
32 + 1x = 57

Solving
32 + 1x = 57

Solving for variable 'x'.

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

Add '-32' to each side of the equation.
32 + -32 + 1x = 57 + -32

Combine like terms: 32 + -32 = 0
0 + 1x = 57 + -32
1x = 57 + -32

Combine like terms: 57 + -32 = 25
1x = 25

Divide each side by '1'.
x = 25

Simplifying
x = 25

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