7-7x=55-28

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Solution for 7-7x=55-28 equation: 


Simplifying
7 + -7x = 55 + -28

Combine like terms: 55 + -28 = 27
7 + -7x = 27

Solving
7 + -7x = 27

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + -7x = 27 + -7

Combine like terms: 7 + -7 = 0
0 + -7x = 27 + -7
-7x = 27 + -7

Combine like terms: 27 + -7 = 20
-7x = 20

Divide each side by '-7'.
x = -2.857142857

Simplifying
x = -2.857142857

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