x^2+27=31

Simple and best practice solution for x^2+27=31 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+27=31 equation: 


Simplifying
x2 + 27 = 31

Reorder the terms:
27 + x2 = 31

Solving
27 + x2 = 31

Solving for variable 'x'.

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

Add '-27' to each side of the equation.
27 + -27 + x2 = 31 + -27

Combine like terms: 27 + -27 = 0
0 + x2 = 31 + -27
x2 = 31 + -27

Combine like terms: 31 + -27 = 4
x2 = 4

Simplifying
x2 = 4

Take the square root of each side:
x = {-2, 2}

See similar equations:

| (8-v)(5v-4)=0 | | (3-r)+(4r-3s+2)-(1-s)= | | y*0.1=0.04 | | 4a+2.5b=13 | | 2(m+12)=-2m | | (b+4)(b-4)= | | 1x+23=-17 | | y^2+8y+16= | | 64-4x=5x+23 | | -4h-8=-4-5h | | 9-7x=159-42 | | x=-5(3y-6)+3(2y-8) | | -6x+2=-40 | | 8(1+3*5)= | | 10(N+3)= | | 0.45=0.9*y | | 15b^2+10b= | | h^2+12=0 | | 4x+10=-38-8 | | 4m+1=3m-1 | | 7x+y=15 | | (5x-4y)(5x+7y)= | | (p+25)+(2p-28)+p=781 | | -4-7z=31 | | b^2=-48 | | M-(-3)=7 | | 4y+8=6y+3 | | 2x=28-x | | 115(t)=-15t^2+120t+10 | | 25=11-2a | | 0.21=0.38*y | | 0.21=0.38y |

Equations solver categories