X^2-30=20

Simple and best practice solution for X^2-30=20 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 X^2-30=20 equation: 


Simplifying
X2 + -30 = 20

Reorder the terms:
-30 + X2 = 20

Solving
-30 + X2 = 20

Solving for variable 'X'.

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

Add '30' to each side of the equation.
-30 + 30 + X2 = 20 + 30

Combine like terms: -30 + 30 = 0
0 + X2 = 20 + 30
X2 = 20 + 30

Combine like terms: 20 + 30 = 50
X2 = 50

Simplifying
X2 = 50

Take the square root of each side:
X = {-7.071067812, 7.071067812}

See similar equations:

| x^3-3x^2y+2xy^2=12 | | 16x=7x | | 16x=7z | | 3(x-2)+1-2x=4 | | x-2(x+4)=23 | | 7y=30+2y | | 3x+2x+5x+6=6x-18 | | .6y=-9 | | -16t^2+975=h | | n-16=54 | | 8x-2(3x-6)=4x+20 | | 4(6x+3)=36 | | -0.5*-0.5*-0.5= | | 4(2b+1)= | | 5(5x-3)=35 | | 5r=-11+27r | | 6x=2x^2 | | X^2-1.5x-52=0 | | 5(5x-3)= | | 4y+28= | | 9+7x=-26 | | 4=7z | | 5(7x-4)=15 | | 175-25= | | -18.5=v-(-4.6) | | 2(x+5)+3(x-5)=5 | | x^2=99 | | 3x+5=2x-9 | | A(3+c)=4(3+c) | | -14m-16=2(8-7m) | | 3x+7=3(-1x+2) | | -8-4x=-48 |

Equations solver categories