70+30=2x

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Solution for 70+30=2x equation:


Simplifying
70 + 30 = 2x

Combine like terms: 70 + 30 = 100
100 = 2x

Solving
100 = 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.
100 + -2x = 2x + -2x

Combine like terms: 2x + -2x = 0
100 + -2x = 0

Add '-100' to each side of the equation.
100 + -100 + -2x = 0 + -100

Combine like terms: 100 + -100 = 0
0 + -2x = 0 + -100
-2x = 0 + -100

Combine like terms: 0 + -100 = -100
-2x = -100

Divide each side by '-2'.
x = 50

Simplifying
x = 50

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