5.20(155-x)+9.40x=1041.20

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Solution for 5.20(155-x)+9.40x=1041.20 equation:


Simplifying
5.20(155 + -1x) + 9.40x = 1041.20
(155 * 5.20 + -1x * 5.20) + 9.40x = 1041.20
(806 + -5.2x) + 9.40x = 1041.20

Combine like terms: -5.2x + 9.40x = 4.2x
806 + 4.2x = 1041.20

Solving
806 + 4.2x = 1041.20

Solving for variable 'x'.

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

Add '-806' to each side of the equation.
806 + -806 + 4.2x = 1041.20 + -806

Combine like terms: 806 + -806 = 0
0 + 4.2x = 1041.20 + -806
4.2x = 1041.20 + -806

Combine like terms: 1041.20 + -806 = 235.2
4.2x = 235.2

Divide each side by '4.2'.
x = 56

Simplifying
x = 56

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