70=30+10X

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Solution for 70=30+10X equation:


Simplifying
70 = 30 + 10X

Solving
70 = 30 + 10X

Solving for variable 'X'.

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

Add '-10X' to each side of the equation.
70 + -10X = 30 + 10X + -10X

Combine like terms: 10X + -10X = 0
70 + -10X = 30 + 0
70 + -10X = 30

Add '-70' to each side of the equation.
70 + -70 + -10X = 30 + -70

Combine like terms: 70 + -70 = 0
0 + -10X = 30 + -70
-10X = 30 + -70

Combine like terms: 30 + -70 = -40
-10X = -40

Divide each side by '-10'.
X = 4

Simplifying
X = 4

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