7x-9.8=2.1

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Solution for 7x-9.8=2.1 equation: 


Simplifying
7x + -9.8 = 2.1

Reorder the terms:
-9.8 + 7x = 2.1

Solving
-9.8 + 7x = 2.1

Solving for variable 'x'.

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

Add '9.8' to each side of the equation.
-9.8 + 9.8 + 7x = 2.1 + 9.8

Combine like terms: -9.8 + 9.8 = 0.0
0.0 + 7x = 2.1 + 9.8
7x = 2.1 + 9.8

Combine like terms: 2.1 + 9.8 = 11.9
7x = 11.9

Divide each side by '7'.
x = 1.7

Simplifying
x = 1.7

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