x+20+y+10+4(x+y)=180

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Solution for x+20+y+10+4(x+y)=180 equation:


Simplifying
x + 20 + y + 10 + 4(x + y) = 180
x + 20 + y + 10 + (x * 4 + y * 4) = 180
x + 20 + y + 10 + (4x + 4y) = 180

Reorder the terms:
20 + 10 + x + 4x + y + 4y = 180

Combine like terms: 20 + 10 = 30
30 + x + 4x + y + 4y = 180

Combine like terms: x + 4x = 5x
30 + 5x + y + 4y = 180

Combine like terms: y + 4y = 5y
30 + 5x + 5y = 180

Solving
30 + 5x + 5y = 180

Solving for variable 'x'.

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

Add '-30' to each side of the equation.
30 + 5x + -30 + 5y = 180 + -30

Reorder the terms:
30 + -30 + 5x + 5y = 180 + -30

Combine like terms: 30 + -30 = 0
0 + 5x + 5y = 180 + -30
5x + 5y = 180 + -30

Combine like terms: 180 + -30 = 150
5x + 5y = 150

Add '-5y' to each side of the equation.
5x + 5y + -5y = 150 + -5y

Combine like terms: 5y + -5y = 0
5x + 0 = 150 + -5y
5x = 150 + -5y

Divide each side by '5'.
x = 30 + -1y

Simplifying
x = 30 + -1y

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