2.1x-5=7.7

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Solution for 2.1x-5=7.7 equation: 


Simplifying
2.1x + -5 = 7.7

Reorder the terms:
-5 + 2.1x = 7.7

Solving
-5 + 2.1x = 7.7

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + 2.1x = 7.7 + 5

Combine like terms: -5 + 5 = 0
0 + 2.1x = 7.7 + 5
2.1x = 7.7 + 5

Combine like terms: 7.7 + 5 = 12.7
2.1x = 12.7

Divide each side by '2.1'.
x = 6.047619048

Simplifying
x = 6.047619048

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