7x^2-20=10

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Solution for 7x^2-20=10 equation: 


Simplifying
7x2 + -20 = 10

Reorder the terms:
-20 + 7x2 = 10

Solving
-20 + 7x2 = 10

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 + 7x2 = 10 + 20

Combine like terms: -20 + 20 = 0
0 + 7x2 = 10 + 20
7x2 = 10 + 20

Combine like terms: 10 + 20 = 30
7x2 = 30

Divide each side by '7'.
x2 = 4.285714286

Simplifying
x2 = 4.285714286

Take the square root of each side:
x = {-2.070196678, 2.070196678}

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