If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
2x2 + -3 = 9
Reorder the terms:
-3 + 2x2 = 9
Solving
-3 + 2x2 = 9
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '3' to each side of the equation.
-3 + 3 + 2x2 = 9 + 3
Combine like terms: -3 + 3 = 0
0 + 2x2 = 9 + 3
2x2 = 9 + 3
Combine like terms: 9 + 3 = 12
2x2 = 12
Divide each side by '2'.
x2 = 6
Simplifying
x2 = 6
Take the square root of each side:
x = {-2.449489743, 2.449489743}
| x^7+5x^3-6=0 | | 4x^2-11x+7=-3x+4 | | 9(x+4)-4= | | 39(x-3)= | | 22+5*N=30 | | -3+14=15x-5-14x | | 12/7/16 | | 5x+3x-4-2=2x+2x+24+6 | | 16q^2-30q+15=0 | | 1/6-5/12 | | 12/7*1/16 | | 3x^2+2x= | | x=3x+28 | | 8a-10=30 | | 4/9*3/4 | | 0.003/0.21 | | 0.21/0.003 | | 3(3+6x)-3=96 | | 2x+3/7 | | x/5-3-1 | | x/5-18=-2 | | 5x-19=-4+8x | | 6m-17=-5+2m | | 2(w+6)+2w=36 | | 602-67h=200 | | 602-67h=53 | | 602-60h=53 | | 4x+2(3x-9)=y | | -7x^2+14x^2= | | 10.6=4n-2 | | 7/2*7/3 | | 9y^2+4y-16=0 |