2x+4y-40=20

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Solution for 2x+4y-40=20 equation:


Simplifying
2x + 4y + -40 = 20

Reorder the terms:
-40 + 2x + 4y = 20

Solving
-40 + 2x + 4y = 20

Solving for variable 'x'.

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

Add '40' to each side of the equation.
-40 + 2x + 40 + 4y = 20 + 40

Reorder the terms:
-40 + 40 + 2x + 4y = 20 + 40

Combine like terms: -40 + 40 = 0
0 + 2x + 4y = 20 + 40
2x + 4y = 20 + 40

Combine like terms: 20 + 40 = 60
2x + 4y = 60

Add '-4y' to each side of the equation.
2x + 4y + -4y = 60 + -4y

Combine like terms: 4y + -4y = 0
2x + 0 = 60 + -4y
2x = 60 + -4y

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

Simplifying
x = 30 + -2y

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