If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
4x2 + -18 = 258
Reorder the terms:
-18 + 4x2 = 258
Solving
-18 + 4x2 = 258
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 + 4x2 = 258 + 18
Combine like terms: -18 + 18 = 0
0 + 4x2 = 258 + 18
4x2 = 258 + 18
Combine like terms: 258 + 18 = 276
4x2 = 276
Divide each side by '4'.
x2 = 69
Simplifying
x2 = 69
Take the square root of each side:
x = {-8.306623863, 8.306623863}
| -5p-(p+7)=33+2p | | 24=2(b-2)46 | | -36+6y=5y | | 10.2-12.2= | | 208=50+n-40 | | 3(2x-1)=-31 | | 2-5*5= | | -5x-3=-x+33 | | Y=15-6.5x | | 16a^3b^3+24a^4b^3=0 | | 1532+c=2766 | | -63-10x+6x=29 | | 13x+20+17x=36+28x | | 1532+c=2766 | | 1532+c=2766 | | 1532+c=2766 | | 1532+c=2766 | | 1532+c=2766 | | 3r-5(r+6)=d | | 1532+c=2766 | | (2x-4)(2x+3)= | | W-8.9=9.96 | | 3r-5(r+6)=d | | -63-10x+6x=29 | | 13x+20+17x=36+28x | | 13x+20+17x=36+28x | | 6+2x+14=x+15 | | W-8.9=9.96 | | 13x+20+17x=36+28x | | 8(2x+3y+4)= | | 35X+25=40y | | 6x-x-32=48 |