7x-2=3x+20

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Solution for 7x-2=3x+20 equation:


Simplifying
7x + -2 = 3x + 20

Reorder the terms:
-2 + 7x = 3x + 20

Reorder the terms:
-2 + 7x = 20 + 3x

Solving
-2 + 7x = 20 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-2 + 7x + -3x = 20 + 3x + -3x

Combine like terms: 7x + -3x = 4x
-2 + 4x = 20 + 3x + -3x

Combine like terms: 3x + -3x = 0
-2 + 4x = 20 + 0
-2 + 4x = 20

Add '2' to each side of the equation.
-2 + 2 + 4x = 20 + 2

Combine like terms: -2 + 2 = 0
0 + 4x = 20 + 2
4x = 20 + 2

Combine like terms: 20 + 2 = 22
4x = 22

Divide each side by '4'.
x = 5.5

Simplifying
x = 5.5

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