If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 15x2 + 15x + 308 = 0 Reorder the terms: 308 + 15x + 15x2 = 0 Solving 308 + 15x + 15x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 15 the coefficient of the squared term: Divide each side by '15'. 20.53333333 + x + x2 = 0 Move the constant term to the right: Add '-20.53333333' to each side of the equation. 20.53333333 + x + -20.53333333 + x2 = 0 + -20.53333333 Reorder the terms: 20.53333333 + -20.53333333 + x + x2 = 0 + -20.53333333 Combine like terms: 20.53333333 + -20.53333333 = 0.00000000 0.00000000 + x + x2 = 0 + -20.53333333 x + x2 = 0 + -20.53333333 Combine like terms: 0 + -20.53333333 = -20.53333333 x + x2 = -20.53333333 The x term is x. Take half its coefficient (0.5). Square it (0.25) and add it to both sides. Add '0.25' to each side of the equation. + 0.25 + x2 = -20.53333333 + 0.25 Combine like terms: + 0.25 = 1.25 1.25 + x2 = -20.53333333 + 0.25 Combine like terms: -20.53333333 + 0.25 = -20.28333333 1.25 + x2 = -20.28333333 Factor a perfect square on the left side: (x + 0.5)(x + 0.5) = -20.28333333 Can't calculate square root of the right side. The solution to this equation could not be determined.
| w/2=25.6 | | 3sin^2(x)+5cosx+5=0 | | -z+18=-4-4z-2 | | 11r+19+11r=-11+20r | | (-5c)-(-9c)-(-2c)+(-5c)=-13 | | 16w-7=17w-2 | | 16w-7=17w-3 | | -9-g=g+7 | | 1.6j-72=4j-30 | | 6(x+4)+9=7x | | -6(v+1)= | | 4k-4=-4+4k | | 5r-4r=15 | | -10-3j=-8j+10 | | 2x-4x+68=-144 | | 4x^2+4y^2-16x+24y-36=0 | | -16t^2+56t+20=0 | | -7f+2=8-7f | | (-17a)+12a-4a+(-20)=7 | | -5+9m=9m-6 | | 3-1/4x=1/2 | | X-1/8x=42 | | 2x+4=7x+-6 | | 4(5)+8(x-4)=44 | | -9t=-6-10t | | 4-4c=-4c | | -5h-10=4h+8 | | 8b-3b=5b | | 8(y+4)-15=27-2(3y-6) | | 0=5y-5y | | 19x^2-37x-2=0 | | 2q=-6+2q |