If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
3x2 + -15 = 17
Reorder the terms:
-15 + 3x2 = 17
Solving
-15 + 3x2 = 17
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '15' to each side of the equation.
-15 + 15 + 3x2 = 17 + 15
Combine like terms: -15 + 15 = 0
0 + 3x2 = 17 + 15
3x2 = 17 + 15
Combine like terms: 17 + 15 = 32
3x2 = 32
Divide each side by '3'.
x2 = 10.66666667
Simplifying
x2 = 10.66666667
Take the square root of each side:
x = {-3.265986324, 3.265986324}
| 2+3x+7x=42 | | 3(x-5)=x+12 | | -5x+3=2x-46 | | (3x+7)+(5x-11)+23+23=360 | | 6+3x+7x=46 | | 6x+1/2 | | 8/9x9/4 | | .02xX=900 | | 29=6x+4x+9 | | 8/9y=2 | | x/3-5x=7 | | 5+3x=-7x+125 | | Y=-1+-2x | | 4x-28=41 | | x-x/3+1=5/6+x/2 | | 1+5x=21 | | 1+6x+5x=122 | | 9(6a+3)=135 | | 5+7x+x=77 | | 5-4c=7 | | 3+2lnx=2 | | y=21+-1x | | 0=-3x^2-11x+4 | | y-5=6(X-9) | | 1/2c-1=4 | | Xy=2xy | | y=-2+30 | | (2x-4)=180-50 | | 14x^2+7-42=0 | | y=-x+21 | | (3x+6)(2x-8)= | | 6x+3+4x=113 |