x*x+18=54

Simple and best practice solution for x*x+18=54 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*x+18=54 equation: 


Simplifying
x * x + 18 = 54

Multiply x * x
x2 + 18 = 54

Reorder the terms:
18 + x2 = 54

Solving
18 + x2 = 54

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + x2 = 54 + -18

Combine like terms: 18 + -18 = 0
0 + x2 = 54 + -18
x2 = 54 + -18

Combine like terms: 54 + -18 = 36
x2 = 36

Simplifying
x2 = 36

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

See similar equations:

| 5b+5b-1=39 | | 2x+7=-3x+-3 | | =4b+5b-b | | 2(18+w)+2w=96 | | 5x-36=2x+12 | | x+x+18=54 | | 5/6•1/6= | | (5x-3)+(9x+8)=5x | | 4x+8+14x+2=2x+8 | | (5x-3)+(9x+8)=3x | | -3b+22=7 | | 14X-28-3X-17= | | 4x+8+14x+2=2x-8 | | y+5=3(x+3) | | 5(3x-2)=24 | | 0=15x-4-(3x-2) | | 8-5x=36 | | 2x+18=-14 | | Y=5x^2-2 | | (3x-8)(4x-8)= | | 6.4=4.8+2.4 | | =9y-4y+2y | | 12(-10x+5y)= | | -[7x+5]-[-6x-7]=-2 | | 20-14x+12x-2=8x-6x+6 | | 16p+17q+p-7q-6p= | | 5(f-2)=0 | | 2/5=12n | | x^5-5x^4=0 | | 3x-x=52-3 | | 30p+44=3212 | | 30(p+44)=3212 |

Equations solver categories