5x-20=7x+40

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Solution for 5x-20=7x+40 equation:


Simplifying
5x + -20 = 7x + 40

Reorder the terms:
-20 + 5x = 7x + 40

Reorder the terms:
-20 + 5x = 40 + 7x

Solving
-20 + 5x = 40 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-20 + 5x + -7x = 40 + 7x + -7x

Combine like terms: 5x + -7x = -2x
-20 + -2x = 40 + 7x + -7x

Combine like terms: 7x + -7x = 0
-20 + -2x = 40 + 0
-20 + -2x = 40

Add '20' to each side of the equation.
-20 + 20 + -2x = 40 + 20

Combine like terms: -20 + 20 = 0
0 + -2x = 40 + 20
-2x = 40 + 20

Combine like terms: 40 + 20 = 60
-2x = 60

Divide each side by '-2'.
x = -30

Simplifying
x = -30

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