3x-10=2(x+20)

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Solution for 3x-10=2(x+20) equation:


Simplifying
3x + -10 = 2(x + 20)

Reorder the terms:
-10 + 3x = 2(x + 20)

Reorder the terms:
-10 + 3x = 2(20 + x)
-10 + 3x = (20 * 2 + x * 2)
-10 + 3x = (40 + 2x)

Solving
-10 + 3x = 40 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-10 + 3x + -2x = 40 + 2x + -2x

Combine like terms: 3x + -2x = 1x
-10 + 1x = 40 + 2x + -2x

Combine like terms: 2x + -2x = 0
-10 + 1x = 40 + 0
-10 + 1x = 40

Add '10' to each side of the equation.
-10 + 10 + 1x = 40 + 10

Combine like terms: -10 + 10 = 0
0 + 1x = 40 + 10
1x = 40 + 10

Combine like terms: 40 + 10 = 50
1x = 50

Divide each side by '1'.
x = 50

Simplifying
x = 50

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