If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x2 + 57x + -630 = 0 Reorder the terms: -630 + 57x + x2 = 0 Solving -630 + 57x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '630' to each side of the equation. -630 + 57x + 630 + x2 = 0 + 630 Reorder the terms: -630 + 630 + 57x + x2 = 0 + 630 Combine like terms: -630 + 630 = 0 0 + 57x + x2 = 0 + 630 57x + x2 = 0 + 630 Combine like terms: 0 + 630 = 630 57x + x2 = 630 The x term is 57x. Take half its coefficient (28.5). Square it (812.25) and add it to both sides. Add '812.25' to each side of the equation. 57x + 812.25 + x2 = 630 + 812.25 Reorder the terms: 812.25 + 57x + x2 = 630 + 812.25 Combine like terms: 630 + 812.25 = 1442.25 812.25 + 57x + x2 = 1442.25 Factor a perfect square on the left side: (x + 28.5)(x + 28.5) = 1442.25 Calculate the square root of the right side: 37.976966704 Break this problem into two subproblems by setting (x + 28.5) equal to 37.976966704 and -37.976966704.Subproblem 1
x + 28.5 = 37.976966704 Simplifying x + 28.5 = 37.976966704 Reorder the terms: 28.5 + x = 37.976966704 Solving 28.5 + x = 37.976966704 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-28.5' to each side of the equation. 28.5 + -28.5 + x = 37.976966704 + -28.5 Combine like terms: 28.5 + -28.5 = 0.0 0.0 + x = 37.976966704 + -28.5 x = 37.976966704 + -28.5 Combine like terms: 37.976966704 + -28.5 = 9.476966704 x = 9.476966704 Simplifying x = 9.476966704Subproblem 2
x + 28.5 = -37.976966704 Simplifying x + 28.5 = -37.976966704 Reorder the terms: 28.5 + x = -37.976966704 Solving 28.5 + x = -37.976966704 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-28.5' to each side of the equation. 28.5 + -28.5 + x = -37.976966704 + -28.5 Combine like terms: 28.5 + -28.5 = 0.0 0.0 + x = -37.976966704 + -28.5 x = -37.976966704 + -28.5 Combine like terms: -37.976966704 + -28.5 = -66.476966704 x = -66.476966704 Simplifying x = -66.476966704Solution
The solution to the problem is based on the solutions from the subproblems. x = {9.476966704, -66.476966704}
| -8/x=7 | | 36-11x=13+12x | | logx^83=3 | | 9x-4*20=5*20 | | 8/5y-7=49 | | (x+20)0.75=x | | f(x)=1/sen^2x | | 120+120+120+120+x=720 | | 23w+15-5+2w=5 | | 78+42+42+x=360 | | 39+7m=95 | | 0.2p+2.2+2.2p=4.36 | | 3x-10+3x-10+52=180 | | 7(3-4x)=-63 | | 1/2x(x-3)=27 | | 3x-10+3x-10=52 | | (9x-5)+(4x+29)=26 | | 15n-65=130 | | 3x-10y=-11 | | Ntimes-5=-155 | | -8m^3(3m^2)=0 | | 1/2log13.28 | | 7(3+4x)=-203 | | 3+2k=15 | | X+x-21=87 | | 2.35e^2x=947 | | 22-8/-2 | | f(1)=2x-1 | | 5[3(x+4)-2(1-x)]-x-15=14x+75 | | 1/2=-3/5y-2/3 | | (7x+11)+(16x-38)=77 | | -3+.5c=12 |