3x^2-318=45

Simple and best practice solution for 3x^2-318=45 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 3x^2-318=45 equation:


Simplifying
3x2 + -318 = 45

Reorder the terms:
-318 + 3x2 = 45

Solving
-318 + 3x2 = 45

Solving for variable 'x'.

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

Add '318' to each side of the equation.
-318 + 318 + 3x2 = 45 + 318

Combine like terms: -318 + 318 = 0
0 + 3x2 = 45 + 318
3x2 = 45 + 318

Combine like terms: 45 + 318 = 363
3x2 = 363

Divide each side by '3'.
x2 = 121

Simplifying
x2 = 121

Take the square root of each side:
x = {-11, 11}

See similar equations:

| .50(4x+8)=36 | | 15.625=(x+1.5)(x+1.5)(x+1.5) | | 9(x-19)=81 | | 2x^2-2x+1=4x+1 | | 5x-39=-89 | | 6(-5x-6)=8(2x-10)+5 | | 4(3s+1)=100 | | 2/7×3/8 | | 4(x+2)=3(x+1)+22 | | 2(2l+2)=8 | | X+d+k=30 | | 2×2/5 | | 2h+7=12 | | 4(c+2)=3(x+1)+22 | | 3x+19=28 | | 24=8x-6-3x | | 5(t+1)=-20 | | 5x+17=67 | | 8r-11=6r+7 | | 2x=3(x+2)-57 | | 2(8-8y)+3y=-10 | | 3/3-sqrt5 | | 8x^3-20x^2+0x+4=0 | | -3x-10=-25 | | 2cotx+3=5 | | 2cotx+3=6 | | 2x=3x+6-57 | | (2a+1)=8-(3a+3) | | Ln^3sqrt(a)/b | | 8x-(3+7)=223 | | 630+2w-3125=0 | | X+5*x*x=870 |

Equations solver categories