X^2+20-4=100

Simple and best practice solution for X^2+20-4=100 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+20-4=100 equation: 


Simplifying
X2 + 20 + -4 = 100

Reorder the terms:
20 + -4 + X2 = 100

Combine like terms: 20 + -4 = 16
16 + X2 = 100

Solving
16 + X2 = 100

Solving for variable 'X'.

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

Add '-16' to each side of the equation.
16 + -16 + X2 = 100 + -16

Combine like terms: 16 + -16 = 0
0 + X2 = 100 + -16
X2 = 100 + -16

Combine like terms: 100 + -16 = 84
X2 = 84

Simplifying
X2 = 84

Take the square root of each side:
X = {-9.16515139, 9.16515139}

See similar equations:

| 6(b+1)=12b+2 | | q(q+6)=1 | | 40+1.25h=50 | | 2y+3(4y+5)-6y= | | -5y+7= | | n-21.2=71.2 | | 3x-x+20=50 | | (x^2)-2x-3=-1 | | -2=8-1/6x | | 4x-18=-22 | | 3x+x-14=30 | | -3(x-3)=-1 | | y^2+20y+c=0 | | -2(m-4)=38+8m | | (28+x)-9=5x | | 16=5p+(40-9p) | | 4y+7=-3y | | -97-11x=83-6x | | -6m+8(2+5m)=220 | | -n-22(1-2n)=18+8n | | 6b+6=5b-5 | | -64+x^2+64y^2=0 | | y^2-3y+c=0 | | 0.008^4/3 | | -6=2(3x-1) | | 1-3x=-4-4x | | 21x+6=17x-33 | | 60+.5x=1.3x | | (2x+7)(12-3x)=0 | | 2n^2+n-5=0 | | 5x+24=4x+48 | | 2(3W)+2W=40 |

Equations solver categories