2x+.3=.2x+2.1

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Solution for 2x+.3=.2x+2.1 equation:


Simplifying
2x + 0.3 = 0.2x + 2.1

Reorder the terms:
0.3 + 2x = 0.2x + 2.1

Reorder the terms:
0.3 + 2x = 2.1 + 0.2x

Solving
0.3 + 2x = 2.1 + 0.2x

Solving for variable 'x'.

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

Add '-0.2x' to each side of the equation.
0.3 + 2x + -0.2x = 2.1 + 0.2x + -0.2x

Combine like terms: 2x + -0.2x = 1.8x
0.3 + 1.8x = 2.1 + 0.2x + -0.2x

Combine like terms: 0.2x + -0.2x = 0.0
0.3 + 1.8x = 2.1 + 0.0
0.3 + 1.8x = 2.1

Add '-0.3' to each side of the equation.
0.3 + -0.3 + 1.8x = 2.1 + -0.3

Combine like terms: 0.3 + -0.3 = 0.0
0.0 + 1.8x = 2.1 + -0.3
1.8x = 2.1 + -0.3

Combine like terms: 2.1 + -0.3 = 1.8
1.8x = 1.8

Divide each side by '1.8'.
x = 1

Simplifying
x = 1

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