x^2-30=19

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Solution for x^2-30=19 equation: 


Simplifying
x2 + -30 = 19

Reorder the terms:
-30 + x2 = 19

Solving
-30 + x2 = 19

Solving for variable 'x'.

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

Add '30' to each side of the equation.
-30 + 30 + x2 = 19 + 30

Combine like terms: -30 + 30 = 0
0 + x2 = 19 + 30
x2 = 19 + 30

Combine like terms: 19 + 30 = 49
x2 = 49

Simplifying
x2 = 49

Take the square root of each side:
x = {-7, 7}

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