.2x-.3=-7x-2.1

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Solution for .2x-.3=-7x-2.1 equation:


Simplifying
0.2x + -0.3 = -7x + -2.1

Reorder the terms:
-0.3 + 0.2x = -7x + -2.1

Reorder the terms:
-0.3 + 0.2x = -2.1 + -7x

Solving
-0.3 + 0.2x = -2.1 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
-0.3 + 0.2x + 7x = -2.1 + -7x + 7x

Combine like terms: 0.2x + 7x = 7.2x
-0.3 + 7.2x = -2.1 + -7x + 7x

Combine like terms: -7x + 7x = 0
-0.3 + 7.2x = -2.1 + 0
-0.3 + 7.2x = -2.1

Add '0.3' to each side of the equation.
-0.3 + 0.3 + 7.2x = -2.1 + 0.3

Combine like terms: -0.3 + 0.3 = 0.0
0.0 + 7.2x = -2.1 + 0.3
7.2x = -2.1 + 0.3

Combine like terms: -2.1 + 0.3 = -1.8
7.2x = -1.8

Divide each side by '7.2'.
x = -0.25

Simplifying
x = -0.25

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