If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying n2 + 7n + -266 = 0 Reorder the terms: -266 + 7n + n2 = 0 Solving -266 + 7n + n2 = 0 Solving for variable 'n'. Begin completing the square. Move the constant term to the right: Add '266' to each side of the equation. -266 + 7n + 266 + n2 = 0 + 266 Reorder the terms: -266 + 266 + 7n + n2 = 0 + 266 Combine like terms: -266 + 266 = 0 0 + 7n + n2 = 0 + 266 7n + n2 = 0 + 266 Combine like terms: 0 + 266 = 266 7n + n2 = 266 The n term is 7n. Take half its coefficient (3.5). Square it (12.25) and add it to both sides. Add '12.25' to each side of the equation. 7n + 12.25 + n2 = 266 + 12.25 Reorder the terms: 12.25 + 7n + n2 = 266 + 12.25 Combine like terms: 266 + 12.25 = 278.25 12.25 + 7n + n2 = 278.25 Factor a perfect square on the left side: (n + 3.5)(n + 3.5) = 278.25 Calculate the square root of the right side: 16.680827318 Break this problem into two subproblems by setting (n + 3.5) equal to 16.680827318 and -16.680827318.Subproblem 1
n + 3.5 = 16.680827318 Simplifying n + 3.5 = 16.680827318 Reorder the terms: 3.5 + n = 16.680827318 Solving 3.5 + n = 16.680827318 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-3.5' to each side of the equation. 3.5 + -3.5 + n = 16.680827318 + -3.5 Combine like terms: 3.5 + -3.5 = 0.0 0.0 + n = 16.680827318 + -3.5 n = 16.680827318 + -3.5 Combine like terms: 16.680827318 + -3.5 = 13.180827318 n = 13.180827318 Simplifying n = 13.180827318Subproblem 2
n + 3.5 = -16.680827318 Simplifying n + 3.5 = -16.680827318 Reorder the terms: 3.5 + n = -16.680827318 Solving 3.5 + n = -16.680827318 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-3.5' to each side of the equation. 3.5 + -3.5 + n = -16.680827318 + -3.5 Combine like terms: 3.5 + -3.5 = 0.0 0.0 + n = -16.680827318 + -3.5 n = -16.680827318 + -3.5 Combine like terms: -16.680827318 + -3.5 = -20.180827318 n = -20.180827318 Simplifying n = -20.180827318Solution
The solution to the problem is based on the solutions from the subproblems. n = {13.180827318, -20.180827318}
| f(x)=-16x^2+16x | | x^2+y^2+8x-10y-12=0 | | 2x+28=2x-24 | | d=15.75+54.15 | | 16*1024=x | | 5-10/4 | | 0=7x^2+3x-880 | | 22x-374=5x+170 | | 15+8=100 | | m=15.75+54.15 | | 15+8=1000 | | 3/4×3/4 | | 6x=17-2y | | m=15.75+0 | | 4.93-9.20v=0.60v | | -3m+2=1+5m+1 | | -3/4n=15 | | 1-10x=1-4x | | (4a^2-16a)/(a-4) | | 4r^2-48r+86.4=0 | | (9+2i)(8-5i)= | | 7x+11=6X+4 | | 13-(5m+8)=3+3m-14 | | -4x-10=3x-6 | | 18/x=3/36 | | 1.8x-10=-4 | | Y=3x^2-4x-7 | | 7-3x=11x | | 5y(2y+3)+(2y-3)= | | 5r^2+7t=0 | | (5y1/2)^4 | | 2/3=54.y=81 |