If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
2x2 + 1 = 15
Reorder the terms:
1 + 2x2 = 15
Solving
1 + 2x2 = 15
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-1' to each side of the equation.
1 + -1 + 2x2 = 15 + -1
Combine like terms: 1 + -1 = 0
0 + 2x2 = 15 + -1
2x2 = 15 + -1
Combine like terms: 15 + -1 = 14
2x2 = 14
Divide each side by '2'.
x2 = 7
Simplifying
x2 = 7
Take the square root of each side:
x = {-2.645751311, 2.645751311}
| i=0.3937c | | 5(5p^3+2p^2+7)-(7p^3-5p-6)= | | (2x-1)(x+6)=(x-3)(x+2) | | 5ab*7c= | | 14-180/5= | | 2=-96-x | | 110-5x=30 | | 2x^3-4x^2+6x=7 | | 5x/6x=5 | | 120+40x+x^2=0 | | 1/2(d-3)-2/3(2d-5)=5/12 | | 14/2=2x-9 | | 120+20x+x^3+20x=0 | | 5n+8=n-54 | | 120+8x+x^3+20x=0 | | -8x+16x=-24 | | -2x+3x=1 | | 2m=36+(4m+2) | | 2x-9*2=14 | | 5ab*2ab= | | 2(36-9)= | | -114+8x+x^3+20x=0 | | 5(x+3)-6= | | x^2+75=x+625 | | -67+r=-103 | | 114+8x+x^3+20x+x=0 | | 3p-9q=equation | | 8y=7y-3 | | 114+8x+x^2+20x+x=0 | | -6(3p+5)= | | 3p-7q+14p=equation | | 2(62-9)= |