4x^2+13=49

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Solution for 4x^2+13=49 equation: 


Simplifying
4x2 + 13 = 49

Reorder the terms:
13 + 4x2 = 49

Solving
13 + 4x2 = 49

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + 4x2 = 49 + -13

Combine like terms: 13 + -13 = 0
0 + 4x2 = 49 + -13
4x2 = 49 + -13

Combine like terms: 49 + -13 = 36
4x2 = 36

Divide each side by '4'.
x2 = 9

Simplifying
x2 = 9

Take the square root of each side:
x = {-3, 3}

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