x^2-5=76

Simple and best practice solution for x^2-5=76 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^2-5=76 equation: 


Simplifying
x2 + -5 = 76

Reorder the terms:
-5 + x2 = 76

Solving
-5 + x2 = 76

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + x2 = 76 + 5

Combine like terms: -5 + 5 = 0
0 + x2 = 76 + 5
x2 = 76 + 5

Combine like terms: 76 + 5 = 81
x2 = 81

Simplifying
x2 = 81

Take the square root of each side:
x = {-9, 9}

See similar equations:

| x+4x-5+x+5=180 | | w+w^2+6=24 | | v+(v-31.5)+(v+27.1)=195.1 | | 3x^2=45 | | -4x-11=16 | | 4(3.33)-5=180 | | w+2w+6=24 | | -15h-(23-9h)= | | 5(c-7)=-15 | | x+5=180 | | d-5=-12 | | v+(v-30.7)+(v+27.8)=197.2 | | 4x-5=180 | | .3-.07+.7-.03= | | 4x^2=32 | | g+(-8)=-10 | | 0=x^2-9x+14 | | v+(v-31.5)+(v+27.4)=201.4 | | m+3=-11 | | 7x^2=84 | | 6+1.3x=24 | | m=-2 | | x+5=4x-5 | | 4(3-x)+3(2-x)=6 | | x+1.5x=20 | | x^2=729 | | -x^2+7+11=0 | | x+1.4x=96 | | -4.8=-1.2w | | 10=30-5x | | -5x+19=2x+9-7x | | 5x-3=5x+1 |

Equations solver categories