3x-20+2x+y=18

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Solution for 3x-20+2x+y=18 equation:


Simplifying
3x + -20 + 2x + y = 18

Reorder the terms:
-20 + 3x + 2x + y = 18

Combine like terms: 3x + 2x = 5x
-20 + 5x + y = 18

Solving
-20 + 5x + y = 18

Solving for variable 'x'.

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

Add '20' to each side of the equation.
-20 + 5x + 20 + y = 18 + 20

Reorder the terms:
-20 + 20 + 5x + y = 18 + 20

Combine like terms: -20 + 20 = 0
0 + 5x + y = 18 + 20
5x + y = 18 + 20

Combine like terms: 18 + 20 = 38
5x + y = 38

Add '-1y' to each side of the equation.
5x + y + -1y = 38 + -1y

Combine like terms: y + -1y = 0
5x + 0 = 38 + -1y
5x = 38 + -1y

Divide each side by '5'.
x = 7.6 + -0.2y

Simplifying
x = 7.6 + -0.2y

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