If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying n2 + -8n + 9 = 0 Reorder the terms: 9 + -8n + n2 = 0 Solving 9 + -8n + n2 = 0 Solving for variable 'n'. Begin completing the square. Move the constant term to the right: Add '-9' to each side of the equation. 9 + -8n + -9 + n2 = 0 + -9 Reorder the terms: 9 + -9 + -8n + n2 = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -8n + n2 = 0 + -9 -8n + n2 = 0 + -9 Combine like terms: 0 + -9 = -9 -8n + n2 = -9 The n term is -8n. Take half its coefficient (-4). Square it (16) and add it to both sides. Add '16' to each side of the equation. -8n + 16 + n2 = -9 + 16 Reorder the terms: 16 + -8n + n2 = -9 + 16 Combine like terms: -9 + 16 = 7 16 + -8n + n2 = 7 Factor a perfect square on the left side: (n + -4)(n + -4) = 7 Calculate the square root of the right side: 2.645751311 Break this problem into two subproblems by setting (n + -4) equal to 2.645751311 and -2.645751311.Subproblem 1
n + -4 = 2.645751311 Simplifying n + -4 = 2.645751311 Reorder the terms: -4 + n = 2.645751311 Solving -4 + n = 2.645751311 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + n = 2.645751311 + 4 Combine like terms: -4 + 4 = 0 0 + n = 2.645751311 + 4 n = 2.645751311 + 4 Combine like terms: 2.645751311 + 4 = 6.645751311 n = 6.645751311 Simplifying n = 6.645751311Subproblem 2
n + -4 = -2.645751311 Simplifying n + -4 = -2.645751311 Reorder the terms: -4 + n = -2.645751311 Solving -4 + n = -2.645751311 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + n = -2.645751311 + 4 Combine like terms: -4 + 4 = 0 0 + n = -2.645751311 + 4 n = -2.645751311 + 4 Combine like terms: -2.645751311 + 4 = 1.354248689 n = 1.354248689 Simplifying n = 1.354248689Solution
The solution to the problem is based on the solutions from the subproblems. n = {6.645751311, 1.354248689}
| 2y+8=14 | | -2x^2+9x+10=0 | | .7x=1.3x-1.2 | | (2y+8)=14 | | -4+3x-1=2x+1+2x | | 3x+5=4x+10 | | (4y+8)-(7+3y)=7 | | -200y+400=700 | | s^2-17s-60=(s-5)(s-12) | | (y+12)(y-3)-y(y+5)=24 | | 7(3x-3)+3(11-4x)-2(4x+2)=-3 | | .5x+4= | | 6x^2+2x-42= | | 10x+4= | | 9k^2-4k=0 | | -9x+4= | | 4(-2x+1)=-7(x+1) | | .5(r+8)=4 | | (d+2)(d+6)-d(d+3)=37 | | 3(8x-1)=6(5+4x) | | m^2-7m-12=0 | | g(x)=9x^4-8x^2+9x-5 | | 6p+15=p^2+8p+16 | | 6n+n=2 | | 6a+7a=-18 | | 7x-40= | | 4(x+3)=2x-8 | | 3x+4= | | 3x^2-5x-22= | | 0x+4= | | -18-6k=(1+3k) | | -x(-2)=x+2 |