X^2-70=30

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Solution for X^2-70=30 equation: 


Simplifying
X2 + -70 = 30

Reorder the terms:
-70 + X2 = 30

Solving
-70 + X2 = 30

Solving for variable 'X'.

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

Add '70' to each side of the equation.
-70 + 70 + X2 = 30 + 70

Combine like terms: -70 + 70 = 0
0 + X2 = 30 + 70
X2 = 30 + 70

Combine like terms: 30 + 70 = 100
X2 = 100

Simplifying
X2 = 100

Take the square root of each side:
X = {-10, 10}

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