If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 39x2 + -460x + -2380 = 0 Reorder the terms: -2380 + -460x + 39x2 = 0 Solving -2380 + -460x + 39x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 39 the coefficient of the squared term: Divide each side by '39'. -61.02564103 + -11.79487179x + x2 = 0 Move the constant term to the right: Add '61.02564103' to each side of the equation. -61.02564103 + -11.79487179x + 61.02564103 + x2 = 0 + 61.02564103 Reorder the terms: -61.02564103 + 61.02564103 + -11.79487179x + x2 = 0 + 61.02564103 Combine like terms: -61.02564103 + 61.02564103 = 0.00000000 0.00000000 + -11.79487179x + x2 = 0 + 61.02564103 -11.79487179x + x2 = 0 + 61.02564103 Combine like terms: 0 + 61.02564103 = 61.02564103 -11.79487179x + x2 = 61.02564103 The x term is -11.79487179x. Take half its coefficient (-5.897435895). Square it (34.77975014) and add it to both sides. Add '34.77975014' to each side of the equation. -11.79487179x + 34.77975014 + x2 = 61.02564103 + 34.77975014 Reorder the terms: 34.77975014 + -11.79487179x + x2 = 61.02564103 + 34.77975014 Combine like terms: 61.02564103 + 34.77975014 = 95.80539117 34.77975014 + -11.79487179x + x2 = 95.80539117 Factor a perfect square on the left side: (x + -5.897435895)(x + -5.897435895) = 95.80539117 Calculate the square root of the right side: 9.788022843 Break this problem into two subproblems by setting (x + -5.897435895) equal to 9.788022843 and -9.788022843.Subproblem 1
x + -5.897435895 = 9.788022843 Simplifying x + -5.897435895 = 9.788022843 Reorder the terms: -5.897435895 + x = 9.788022843 Solving -5.897435895 + x = 9.788022843 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '5.897435895' to each side of the equation. -5.897435895 + 5.897435895 + x = 9.788022843 + 5.897435895 Combine like terms: -5.897435895 + 5.897435895 = 0.000000000 0.000000000 + x = 9.788022843 + 5.897435895 x = 9.788022843 + 5.897435895 Combine like terms: 9.788022843 + 5.897435895 = 15.685458738 x = 15.685458738 Simplifying x = 15.685458738Subproblem 2
x + -5.897435895 = -9.788022843 Simplifying x + -5.897435895 = -9.788022843 Reorder the terms: -5.897435895 + x = -9.788022843 Solving -5.897435895 + x = -9.788022843 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '5.897435895' to each side of the equation. -5.897435895 + 5.897435895 + x = -9.788022843 + 5.897435895 Combine like terms: -5.897435895 + 5.897435895 = 0.000000000 0.000000000 + x = -9.788022843 + 5.897435895 x = -9.788022843 + 5.897435895 Combine like terms: -9.788022843 + 5.897435895 = -3.890586948 x = -3.890586948 Simplifying x = -3.890586948Solution
The solution to the problem is based on the solutions from the subproblems. x = {15.685458738, -3.890586948}
| 500-2x-5x^20=0 | | Y=_4/3x-1 | | 12(7c-1)-4=82c+12 | | f-14=21 | | 500-2x-5x^2= | | w/5=75 | | e-8=14 | | 10/5=17k/5 | | 1.152x-(.00036x^2)=0 | | d-12=18 | | 21x-14=x-2 | | 3pi/16 | | d=tn | | -19/63y*9y2 | | 12x+8=3x+x | | 12-e^2t=9 | | -.0444=(x/((.351-x)(x))) | | 4(x-3)-22x=-18 | | 19=3-2a | | 9x+15=3x+5 | | 1.8*11+32= | | 20=-10-5x | | x^2-180x-2700=0 | | 5(x+4)-7x=8 | | y=(3-3x)*(5x-7) | | (xa)(xa)=x^2-12x+b | | 5d=105 | | 1.8*16+32= | | 7(6-1)+x=36 | | In(2.6)=x | | 5(3-t)-(3-3t)=7 | | 6ln(x-3)-4=38 |