1x+4(20)=3(x+20)

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Solution for 1x+4(20)=3(x+20) equation:


Simplifying
1x + 4(20) = 3(x + 20)

Multiply 4 * 20
1x + 80 = 3(x + 20)

Reorder the terms:
80 + 1x = 3(x + 20)

Reorder the terms:
80 + 1x = 3(20 + x)
80 + 1x = (20 * 3 + x * 3)
80 + 1x = (60 + 3x)

Solving
80 + 1x = 60 + 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.
80 + 1x + -3x = 60 + 3x + -3x

Combine like terms: 1x + -3x = -2x
80 + -2x = 60 + 3x + -3x

Combine like terms: 3x + -3x = 0
80 + -2x = 60 + 0
80 + -2x = 60

Add '-80' to each side of the equation.
80 + -80 + -2x = 60 + -80

Combine like terms: 80 + -80 = 0
0 + -2x = 60 + -80
-2x = 60 + -80

Combine like terms: 60 + -80 = -20
-2x = -20

Divide each side by '-2'.
x = 10

Simplifying
x = 10

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