5(x^2+2)=30

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Solution for 5(x^2+2)=30 equation: 


Simplifying
5(x2 + 2) = 30

Reorder the terms:
5(2 + x2) = 30
(2 * 5 + x2 * 5) = 30
(10 + 5x2) = 30

Solving
10 + 5x2 = 30

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + 5x2 = 30 + -10

Combine like terms: 10 + -10 = 0
0 + 5x2 = 30 + -10
5x2 = 30 + -10

Combine like terms: 30 + -10 = 20
5x2 = 20

Divide each side by '5'.
x2 = 4

Simplifying
x2 = 4

Take the square root of each side:
x = {-2, 2}

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