1.8=5-x+4.2x

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Solution for 1.8=5-x+4.2x equation:


Simplifying
1.8 = 5 + -1x + 4.2x

Combine like terms: -1x + 4.2x = 3.2x
1.8 = 5 + 3.2x

Solving
1.8 = 5 + 3.2x

Solving for variable 'x'.

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

Add '-3.2x' to each side of the equation.
1.8 + -3.2x = 5 + 3.2x + -3.2x

Combine like terms: 3.2x + -3.2x = 0.0
1.8 + -3.2x = 5 + 0.0
1.8 + -3.2x = 5

Add '-1.8' to each side of the equation.
1.8 + -1.8 + -3.2x = 5 + -1.8

Combine like terms: 1.8 + -1.8 = 0.0
0.0 + -3.2x = 5 + -1.8
-3.2x = 5 + -1.8

Combine like terms: 5 + -1.8 = 3.2
-3.2x = 3.2

Divide each side by '-3.2'.
x = -1

Simplifying
x = -1

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