If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 9x2 + 30x + -1998 = 0 Reorder the terms: -1998 + 30x + 9x2 = 0 Solving -1998 + 30x + 9x2 = 0 Solving for variable 'x'. Factor out the Greatest Common Factor (GCF), '3'. 3(-666 + 10x + 3x2) = 0 Ignore the factor 3.Subproblem 1
Set the factor '(-666 + 10x + 3x2)' equal to zero and attempt to solve: Simplifying -666 + 10x + 3x2 = 0 Solving -666 + 10x + 3x2 = 0 Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. -222 + 3.333333333x + x2 = 0 Move the constant term to the right: Add '222' to each side of the equation. -222 + 3.333333333x + 222 + x2 = 0 + 222 Reorder the terms: -222 + 222 + 3.333333333x + x2 = 0 + 222 Combine like terms: -222 + 222 = 0 0 + 3.333333333x + x2 = 0 + 222 3.333333333x + x2 = 0 + 222 Combine like terms: 0 + 222 = 222 3.333333333x + x2 = 222 The x term is 3.333333333x. Take half its coefficient (1.666666667). Square it (2.777777779) and add it to both sides. Add '2.777777779' to each side of the equation. 3.333333333x + 2.777777779 + x2 = 222 + 2.777777779 Reorder the terms: 2.777777779 + 3.333333333x + x2 = 222 + 2.777777779 Combine like terms: 222 + 2.777777779 = 224.777777779 2.777777779 + 3.333333333x + x2 = 224.777777779 Factor a perfect square on the left side: (x + 1.666666667)(x + 1.666666667) = 224.777777779 Calculate the square root of the right side: 14.992590763 Break this problem into two subproblems by setting (x + 1.666666667) equal to 14.992590763 and -14.992590763.Subproblem 1
x + 1.666666667 = 14.992590763 Simplifying x + 1.666666667 = 14.992590763 Reorder the terms: 1.666666667 + x = 14.992590763 Solving 1.666666667 + x = 14.992590763 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.666666667' to each side of the equation. 1.666666667 + -1.666666667 + x = 14.992590763 + -1.666666667 Combine like terms: 1.666666667 + -1.666666667 = 0.000000000 0.000000000 + x = 14.992590763 + -1.666666667 x = 14.992590763 + -1.666666667 Combine like terms: 14.992590763 + -1.666666667 = 13.325924096 x = 13.325924096 Simplifying x = 13.325924096Subproblem 2
x + 1.666666667 = -14.992590763 Simplifying x + 1.666666667 = -14.992590763 Reorder the terms: 1.666666667 + x = -14.992590763 Solving 1.666666667 + x = -14.992590763 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.666666667' to each side of the equation. 1.666666667 + -1.666666667 + x = -14.992590763 + -1.666666667 Combine like terms: 1.666666667 + -1.666666667 = 0.000000000 0.000000000 + x = -14.992590763 + -1.666666667 x = -14.992590763 + -1.666666667 Combine like terms: -14.992590763 + -1.666666667 = -16.65925743 x = -16.65925743 Simplifying x = -16.65925743Solution
The solution to the problem is based on the solutions from the subproblems. x = {13.325924096, -16.65925743}Solution
x = {13.325924096, -16.65925743}
| 2/5y=-4/15 | | 4x^3-4x^2-7x+2=0 | | -3y-2y+5y+4= | | (2m-3)2=-81 | | 15x-24-4x=79 | | 3[x+8]=36 | | -11+(-2)+(-18)= | | 7x-4=4x-35 | | 8x-9=2+3x | | -72=4y+2y-18 | | -9t=27 | | -15v-42=-8v | | (1-2x)/4=(3x-1.5)/(-6) | | d-r=d+ax | | 3(2x-2)-r+3x= | | -21+1g=20 | | 2(x+3)4x=12 | | -27x^3+36x^2-12x=0 | | 5b/7=-50 | | -10-31= | | 4[6x-4(y-3)]= | | 13x-3=2x+74 | | 3/5g=2400 | | 3(5(2/5)-3)=5((2/5)-1) | | 7x+(-4)+(-4x)= | | 2(-9.6+0.4y)-3y=-23 | | 1/2(4x+14)=2(x-7) | | f+-3=9 | | -5=4+y | | 7(x+3)=6(x+3) | | (2n-1)/(4n-4) | | 5x+6=-14-13 |