-2x^2+55=5

Simple and best practice solution for -2x^2+55=5 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for -2x^2+55=5 equation: 


Simplifying
-2x2 + 55 = 5

Reorder the terms:
55 + -2x2 = 5

Solving
55 + -2x2 = 5

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 + -2x2 = 5 + -55

Combine like terms: 55 + -55 = 0
0 + -2x2 = 5 + -55
-2x2 = 5 + -55

Combine like terms: 5 + -55 = -50
-2x2 = -50

Divide each side by '-2'.
x2 = 25

Simplifying
x2 = 25

Take the square root of each side:
x = {-5, 5}

See similar equations:

| 2x+320=8(x+8) | | 3/5x-4=-8 | | (2x-7)(2x+3)(x-2)=117 | | solverk=5r-11s | | F(x)=x^4-4x^3-12x^2 | | 1-cos(6*x)= | | 7/5 | | 3x/8-y=-1 | | 2.5x^2-2.8x=0.4 | | 2w=4.88 | | 4s-9t=-4 | | 2x+9x-x=12-3x+21 | | 3s+3t=10 | | 18+y=c | | -7-y=-13 | | 5a^2c^3(3ac+2c+5a)= | | 5(x+2)+2(x+7)= | | 2x^2+x-90=0 | | 512=x^3/2 | | 7x^2+3x+3y-7y^2=0 | | 12x3/10= | | -3x^2(4x^2+6x-8)= | | (-1/4)-5 | | 14x-34=180 | | -63x^3-7x^2=0 | | 39+9y=57 | | 25x^2-35x+12=0 | | 3.7+m=-3.7 | | 8p-5p+3=3p+p | | 3(1+5m)=123 | | 10x=700 | | (27•64)^2/3 |

Equations solver categories