x^2+20=56

Simple and best practice solution for x^2+20=56 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=56 equation: 


Simplifying
x2 + 20 = 56

Reorder the terms:
20 + x2 = 56

Solving
20 + x2 = 56

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + -20 + x2 = 56 + -20

Combine like terms: 20 + -20 = 0
0 + x2 = 56 + -20
x2 = 56 + -20

Combine like terms: 56 + -20 = 36
x2 = 36

Simplifying
x2 = 36

Take the square root of each side:
x = {-6, 6}

See similar equations:

| -f^4*4^4/-4f^3c^3 | | (2y+9)(7+y)=0 | | 4x-2=3+1 | | 2(-b-3)+5b=-18 | | -4m-7-3m+4=25 | | 7+3(x-5)=-11 | | 5x^2-12x=11 | | 4a^4-17a^2+18=0 | | 12a^3-8b^6= | | 3/2(x-8) | | 9/3=x^2/3 | | 7+6log^5(10-7v)=1 | | 5/6x=-5/18 | | 9-3x=6+2x-12 | | 0.064b^3-0.027a^3= | | x^6+10=11 | | 4m^2=7m+57 | | 6(-1)=6x-1 | | 3(7k+3)-6k=5k-1 | | 6x-6=7x-1 | | 3/8(x-8) | | 2(5a+7)=34 | | 4(5+x)=3(x-4) | | 37/60x+32000=60/60x | | -6x-6=7x-1 | | 5-6x-6=7x-1 | | (6x^2)+7x-10=0 | | -5-35=5 | | -x=-A-5+Y | | Tanx=.625 | | 6b^2+10b=0 | | 8=2x+3x+3 |

Equations solver categories