If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
8x2 + 13 = 213
Reorder the terms:
13 + 8x2 = 213
Solving
13 + 8x2 = 213
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-13' to each side of the equation.
13 + -13 + 8x2 = 213 + -13
Combine like terms: 13 + -13 = 0
0 + 8x2 = 213 + -13
8x2 = 213 + -13
Combine like terms: 213 + -13 = 200
8x2 = 200
Divide each side by '8'.
x2 = 25
Simplifying
x2 = 25
Take the square root of each side:
x = {-5, 5}
| X^4=.25 | | 140-x+40=180 | | 4(s+1.6)=-3s-1.2 | | 2(m-1)=3 | | 9a^2-6a+24=0 | | -3(4x-5)=-10 | | 80=10x+(x-1) | | 5xc=570 | | X+x*3= | | 7a-3=3A | | -23/-17 | | 197+2h=977 | | 2x+6x-9+4=3x-9+3 | | (5x-1)=(3x+1) | | -2a=3-a | | 5-x/38 | | 4(x^2+21x-280)=0 | | 10y^2+32y=0 | | -16x^2+32x-48=0 | | 10x-5/3=6x-5/2 | | 2x+6x-8+4=3x-9+3 | | (x-3)(x+4)=-30 | | 5+3x^2=18 | | -2(2x+3)=4 | | 4-x/56 | | X^3-2x^2+7x-14=equation | | 378/(-5) | | 4x^2+84x-1120=0 | | -20m+6=10 | | 3fourthsx=x-14 | | 7x+6=6+7(8+2x) | | 8v+8b=240 |