2x+5x-45+20-x=

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Solution for 2x+5x-45+20-x= equation:


Simplifying
2x + 5x + -45 + 20 + -1x = 0

Reorder the terms:
-45 + 20 + 2x + 5x + -1x = 0

Combine like terms: -45 + 20 = -25
-25 + 2x + 5x + -1x = 0

Combine like terms: 2x + 5x = 7x
-25 + 7x + -1x = 0

Combine like terms: 7x + -1x = 6x
-25 + 6x = 0

Solving
-25 + 6x = 0

Solving for variable 'x'.

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

Add '25' to each side of the equation.
-25 + 25 + 6x = 0 + 25

Combine like terms: -25 + 25 = 0
0 + 6x = 0 + 25
6x = 0 + 25

Combine like terms: 0 + 25 = 25
6x = 25

Divide each side by '6'.
x = 4.166666667

Simplifying
x = 4.166666667

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