4.2x+3.5=1.2-2.5x

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Solution for 4.2x+3.5=1.2-2.5x equation:


Simplifying
4.2x + 3.5 = 1.2 + -2.5x

Reorder the terms:
3.5 + 4.2x = 1.2 + -2.5x

Solving
3.5 + 4.2x = 1.2 + -2.5x

Solving for variable 'x'.

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

Add '2.5x' to each side of the equation.
3.5 + 4.2x + 2.5x = 1.2 + -2.5x + 2.5x

Combine like terms: 4.2x + 2.5x = 6.7x
3.5 + 6.7x = 1.2 + -2.5x + 2.5x

Combine like terms: -2.5x + 2.5x = 0.0
3.5 + 6.7x = 1.2 + 0.0
3.5 + 6.7x = 1.2

Add '-3.5' to each side of the equation.
3.5 + -3.5 + 6.7x = 1.2 + -3.5

Combine like terms: 3.5 + -3.5 = 0.0
0.0 + 6.7x = 1.2 + -3.5
6.7x = 1.2 + -3.5

Combine like terms: 1.2 + -3.5 = -2.3
6.7x = -2.3

Divide each side by '6.7'.
x = -0.3432835821

Simplifying
x = -0.3432835821

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