1.2x+2=2.1x-1.6

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Solution for 1.2x+2=2.1x-1.6 equation:


Simplifying
1.2x + 2 = 2.1x + -1.6

Reorder the terms:
2 + 1.2x = 2.1x + -1.6

Reorder the terms:
2 + 1.2x = -1.6 + 2.1x

Solving
2 + 1.2x = -1.6 + 2.1x

Solving for variable 'x'.

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

Add '-2.1x' to each side of the equation.
2 + 1.2x + -2.1x = -1.6 + 2.1x + -2.1x

Combine like terms: 1.2x + -2.1x = -0.9x
2 + -0.9x = -1.6 + 2.1x + -2.1x

Combine like terms: 2.1x + -2.1x = 0.0
2 + -0.9x = -1.6 + 0.0
2 + -0.9x = -1.6

Add '-2' to each side of the equation.
2 + -2 + -0.9x = -1.6 + -2

Combine like terms: 2 + -2 = 0
0 + -0.9x = -1.6 + -2
-0.9x = -1.6 + -2

Combine like terms: -1.6 + -2 = -3.6
-0.9x = -3.6

Divide each side by '-0.9'.
x = 4

Simplifying
x = 4

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