2(X-10)=70

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Solution for 2(X-10)=70 equation: 


Simplifying
2(X + -10) = 70

Reorder the terms:
2(-10 + X) = 70
(-10 * 2 + X * 2) = 70
(-20 + 2X) = 70

Solving
-20 + 2X = 70

Solving for variable 'X'.

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

Add '20' to each side of the equation.
-20 + 20 + 2X = 70 + 20

Combine like terms: -20 + 20 = 0
0 + 2X = 70 + 20
2X = 70 + 20

Combine like terms: 70 + 20 = 90
2X = 90

Divide each side by '2'.
X = 45

Simplifying
X = 45

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