2(7x-10)-20=50-x

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Solution for 2(7x-10)-20=50-x equation:


Simplifying
2(7x + -10) + -20 = 50 + -1x

Reorder the terms:
2(-10 + 7x) + -20 = 50 + -1x
(-10 * 2 + 7x * 2) + -20 = 50 + -1x
(-20 + 14x) + -20 = 50 + -1x

Reorder the terms:
-20 + -20 + 14x = 50 + -1x

Combine like terms: -20 + -20 = -40
-40 + 14x = 50 + -1x

Solving
-40 + 14x = 50 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-40 + 14x + x = 50 + -1x + x

Combine like terms: 14x + x = 15x
-40 + 15x = 50 + -1x + x

Combine like terms: -1x + x = 0
-40 + 15x = 50 + 0
-40 + 15x = 50

Add '40' to each side of the equation.
-40 + 40 + 15x = 50 + 40

Combine like terms: -40 + 40 = 0
0 + 15x = 50 + 40
15x = 50 + 40

Combine like terms: 50 + 40 = 90
15x = 90

Divide each side by '15'.
x = 6

Simplifying
x = 6

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