If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x2 + -17x + -72 = 0 Reorder the terms: -72 + -17x + x2 = 0 Solving -72 + -17x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '72' to each side of the equation. -72 + -17x + 72 + x2 = 0 + 72 Reorder the terms: -72 + 72 + -17x + x2 = 0 + 72 Combine like terms: -72 + 72 = 0 0 + -17x + x2 = 0 + 72 -17x + x2 = 0 + 72 Combine like terms: 0 + 72 = 72 -17x + x2 = 72 The x term is -17x. Take half its coefficient (-8.5). Square it (72.25) and add it to both sides. Add '72.25' to each side of the equation. -17x + 72.25 + x2 = 72 + 72.25 Reorder the terms: 72.25 + -17x + x2 = 72 + 72.25 Combine like terms: 72 + 72.25 = 144.25 72.25 + -17x + x2 = 144.25 Factor a perfect square on the left side: (x + -8.5)(x + -8.5) = 144.25 Calculate the square root of the right side: 12.010412149 Break this problem into two subproblems by setting (x + -8.5) equal to 12.010412149 and -12.010412149.Subproblem 1
x + -8.5 = 12.010412149 Simplifying x + -8.5 = 12.010412149 Reorder the terms: -8.5 + x = 12.010412149 Solving -8.5 + x = 12.010412149 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '8.5' to each side of the equation. -8.5 + 8.5 + x = 12.010412149 + 8.5 Combine like terms: -8.5 + 8.5 = 0.0 0.0 + x = 12.010412149 + 8.5 x = 12.010412149 + 8.5 Combine like terms: 12.010412149 + 8.5 = 20.510412149 x = 20.510412149 Simplifying x = 20.510412149Subproblem 2
x + -8.5 = -12.010412149 Simplifying x + -8.5 = -12.010412149 Reorder the terms: -8.5 + x = -12.010412149 Solving -8.5 + x = -12.010412149 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '8.5' to each side of the equation. -8.5 + 8.5 + x = -12.010412149 + 8.5 Combine like terms: -8.5 + 8.5 = 0.0 0.0 + x = -12.010412149 + 8.5 x = -12.010412149 + 8.5 Combine like terms: -12.010412149 + 8.5 = -3.510412149 x = -3.510412149 Simplifying x = -3.510412149Solution
The solution to the problem is based on the solutions from the subproblems. x = {20.510412149, -3.510412149}
| 5.5+4.1(7)-(7)= | | 10y-19-4y=12y-1 | | 2((2.7)+5(2.7))= | | 1/2(4.6)(8+6) | | 10x/2x | | a*a/a | | (a*a)/a | | 3(a+b)-3b= | | 3(a+b)-36= | | 4a*3= | | 5Q-40000=4Q-30000 | | x^2-y^2-4=0 | | 50p^2-162=0 | | p-2/15p | | x^2+8x+16=x^2+4x+4+84 | | 4x-3=17-x | | 11m+13=m+28 | | 1/5(2y-1)=1/2(y+4) | | 5e+7f=82 | | (3x-8)/12 | | 32y^2-24y=0 | | 4x^2-x-16= | | 3x^2-11x-1600=0 | | 4*-36= | | 9/64+6 | | 5x^4-35x^3=0 | | x^3+2x^2-4x=256 | | 1(x-2)=15 | | 3m^3+15m^2+18m=0 | | 2b+38=5b-4 | | 2(x-16)=25y+21 | | 3x-1=80 |