.7x-2.1=.7

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


Simplifying
0.7x + -2.1 = 0.7

Reorder the terms:
-2.1 + 0.7x = 0.7

Solving
-2.1 + 0.7x = 0.7

Solving for variable 'x'.

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

Add '2.1' to each side of the equation.
-2.1 + 2.1 + 0.7x = 0.7 + 2.1

Combine like terms: -2.1 + 2.1 = 0.0
0.0 + 0.7x = 0.7 + 2.1
0.7x = 0.7 + 2.1

Combine like terms: 0.7 + 2.1 = 2.8
0.7x = 2.8

Divide each side by '0.7'.
x = 4

Simplifying
x = 4

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