2.1x+4.2=1.5-x-2

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Solution for 2.1x+4.2=1.5-x-2 equation:


Simplifying
2.1x + 4.2 = 1.5 + -1x + -2

Reorder the terms:
4.2 + 2.1x = 1.5 + -1x + -2

Reorder the terms:
4.2 + 2.1x = 1.5 + -2 + -1x

Combine like terms: 1.5 + -2 = -0.5
4.2 + 2.1x = -0.5 + -1x

Solving
4.2 + 2.1x = -0.5 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
4.2 + 2.1x + x = -0.5 + -1x + x

Combine like terms: 2.1x + x = 3.1x
4.2 + 3.1x = -0.5 + -1x + x

Combine like terms: -1x + x = 0
4.2 + 3.1x = -0.5 + 0
4.2 + 3.1x = -0.5

Add '-4.2' to each side of the equation.
4.2 + -4.2 + 3.1x = -0.5 + -4.2

Combine like terms: 4.2 + -4.2 = 0.0
0.0 + 3.1x = -0.5 + -4.2
3.1x = -0.5 + -4.2

Combine like terms: -0.5 + -4.2 = -4.7
3.1x = -4.7

Divide each side by '3.1'.
x = -1.516129032

Simplifying
x = -1.516129032

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