30x^2-25-30=0

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Solution for 30x^2-25-30=0 equation:


Simplifying
30x2 + -25 + -30 = 0

Reorder the terms:
-25 + -30 + 30x2 = 0

Combine like terms: -25 + -30 = -55
-55 + 30x2 = 0

Solving
-55 + 30x2 = 0

Solving for variable 'x'.

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

Add '55' to each side of the equation.
-55 + 55 + 30x2 = 0 + 55

Combine like terms: -55 + 55 = 0
0 + 30x2 = 0 + 55
30x2 = 0 + 55

Combine like terms: 0 + 55 = 55
30x2 = 55

Divide each side by '30'.
x2 = 1.833333333

Simplifying
x2 = 1.833333333

Take the square root of each side:
x = {-1.354006401, 1.354006401}

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