If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying n2 + 4n + -7 = 0 Reorder the terms: -7 + 4n + n2 = 0 Solving -7 + 4n + n2 = 0 Solving for variable 'n'. Begin completing the square. Move the constant term to the right: Add '7' to each side of the equation. -7 + 4n + 7 + n2 = 0 + 7 Reorder the terms: -7 + 7 + 4n + n2 = 0 + 7 Combine like terms: -7 + 7 = 0 0 + 4n + n2 = 0 + 7 4n + n2 = 0 + 7 Combine like terms: 0 + 7 = 7 4n + n2 = 7 The n term is 4n. Take half its coefficient (2). Square it (4) and add it to both sides. Add '4' to each side of the equation. 4n + 4 + n2 = 7 + 4 Reorder the terms: 4 + 4n + n2 = 7 + 4 Combine like terms: 7 + 4 = 11 4 + 4n + n2 = 11 Factor a perfect square on the left side: (n + 2)(n + 2) = 11 Calculate the square root of the right side: 3.31662479 Break this problem into two subproblems by setting (n + 2) equal to 3.31662479 and -3.31662479.Subproblem 1
n + 2 = 3.31662479 Simplifying n + 2 = 3.31662479 Reorder the terms: 2 + n = 3.31662479 Solving 2 + n = 3.31662479 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + n = 3.31662479 + -2 Combine like terms: 2 + -2 = 0 0 + n = 3.31662479 + -2 n = 3.31662479 + -2 Combine like terms: 3.31662479 + -2 = 1.31662479 n = 1.31662479 Simplifying n = 1.31662479Subproblem 2
n + 2 = -3.31662479 Simplifying n + 2 = -3.31662479 Reorder the terms: 2 + n = -3.31662479 Solving 2 + n = -3.31662479 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + n = -3.31662479 + -2 Combine like terms: 2 + -2 = 0 0 + n = -3.31662479 + -2 n = -3.31662479 + -2 Combine like terms: -3.31662479 + -2 = -5.31662479 n = -5.31662479 Simplifying n = -5.31662479Solution
The solution to the problem is based on the solutions from the subproblems. n = {1.31662479, -5.31662479}
| 3x+2y=168 | | 4(u+3)+8u=-24 | | 16*60= | | 8b-2=-7(4-2b)+2 | | 2+8x=-70 | | 2(y+3)=11-3y | | 4.1=-15.1+6v | | y^2+y+.25=0 | | -(5b+6)=-7b | | 6(.60+x)=7x | | -(5x-3)=7(3x+5) | | 7(w-5)-4w=-8 | | 3=0.5(12)/v | | 22r+60=16 | | 9(1-5n)=-45n-34 | | 20x-(-8)-6x=10x+20 | | 7(z-1)-(3+8z)=-2z | | -2x+6(x+4)=-16 | | 3.2+x/5=-9.3 | | 12(x+8)=7(7x-3) | | b/6+1/7 | | 180-12=x | | 5n+16n=189 | | 2a/x+1+b=2b/x+1+a | | 2/3n=4n-10/3n | | p-1+3-9=2p-3 | | (7t^3+7t)-(-6t^3-8t+6)= | | r^2-14r+33=0 | | 33.75/7.50=d | | 4=p-5p | | -8(z+2)-(4-5z)=-4z | | y/15=-30 |