3.1-70=2.1x+5

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Solution for 3.1-70=2.1x+5 equation: 


Simplifying
3.1 + -70 = 2.1x + 5

Combine like terms: 3.1 + -70 = -66.9
-66.9 = 2.1x + 5

Reorder the terms:
-66.9 = 5 + 2.1x

Solving
-66.9 = 5 + 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.
-66.9 + -2.1x = 5 + 2.1x + -2.1x

Combine like terms: 2.1x + -2.1x = 0.0
-66.9 + -2.1x = 5 + 0.0
-66.9 + -2.1x = 5

Add '66.9' to each side of the equation.
-66.9 + 66.9 + -2.1x = 5 + 66.9

Combine like terms: -66.9 + 66.9 = 0.0
0.0 + -2.1x = 5 + 66.9
-2.1x = 5 + 66.9

Combine like terms: 5 + 66.9 = 71.9
-2.1x = 71.9

Divide each side by '-2.1'.
x = -34.23809524

Simplifying
x = -34.23809524

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