x^2+6=87

Simple and best practice solution for x^2+6=87 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+6=87 equation: 


Simplifying
x2 + 6 = 87

Reorder the terms:
6 + x2 = 87

Solving
6 + x2 = 87

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + x2 = 87 + -6

Combine like terms: 6 + -6 = 0
0 + x2 = 87 + -6
x2 = 87 + -6

Combine like terms: 87 + -6 = 81
x2 = 81

Simplifying
x2 = 81

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

See similar equations:

| -231=-5(7a-7)-3a | | 7m+3k+2m= | | 6(11)-9=5(11)+2 | | -2[-c-12]=-2c-12 | | X^2+576=900 | | -7(4+3p)=140 | | y+11-7y=-5(y-4) | | 99-7x=-65-8x | | 2/3(18x+9) | | 16x+18=6x+218 | | y+13-7y=5(y-4) | | 6m-9=5m+2 | | 3(4x-1)-11=9 | | 1/3(18x+9) | | 3x+20=8x | | y^5/2y^4 | | 200/12=x/42 | | 8-5x+9x=-2(-3x+2) | | 10y+18=9y+11 | | 32-5x=4x+18 | | 8n-4n=18 | | 29-2x=7x+17 | | -5=b/-2-2 | | 9y+11=10y+18 | | 7m-2=8m+4+m | | 9y+11=1y+18 | | 7x+4=x+34 | | 6(x+3)=2x+3+7x | | 1/2x-3=-19 | | 2-7+3s=20 | | 7(r-3)=r-30+3r | | 5(x+-2)+25=0 |

Equations solver categories