If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 2x2 + 27x + -8.7 = 0 Reorder the terms: -8.7 + 27x + 2x2 = 0 Solving -8.7 + 27x + 2x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 2 the coefficient of the squared term: Divide each side by '2'. -4.35 + 13.5x + x2 = 0 Move the constant term to the right: Add '4.35' to each side of the equation. -4.35 + 13.5x + 4.35 + x2 = 0 + 4.35 Reorder the terms: -4.35 + 4.35 + 13.5x + x2 = 0 + 4.35 Combine like terms: -4.35 + 4.35 = 0.00 0.00 + 13.5x + x2 = 0 + 4.35 13.5x + x2 = 0 + 4.35 Combine like terms: 0 + 4.35 = 4.35 13.5x + x2 = 4.35 The x term is 13.5x. Take half its coefficient (6.75). Square it (45.5625) and add it to both sides. Add '45.5625' to each side of the equation. 13.5x + 45.5625 + x2 = 4.35 + 45.5625 Reorder the terms: 45.5625 + 13.5x + x2 = 4.35 + 45.5625 Combine like terms: 4.35 + 45.5625 = 49.9125 45.5625 + 13.5x + x2 = 49.9125 Factor a perfect square on the left side: (x + 6.75)(x + 6.75) = 49.9125 Calculate the square root of the right side: 7.064877918 Break this problem into two subproblems by setting (x + 6.75) equal to 7.064877918 and -7.064877918.Subproblem 1
x + 6.75 = 7.064877918 Simplifying x + 6.75 = 7.064877918 Reorder the terms: 6.75 + x = 7.064877918 Solving 6.75 + x = 7.064877918 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-6.75' to each side of the equation. 6.75 + -6.75 + x = 7.064877918 + -6.75 Combine like terms: 6.75 + -6.75 = 0.00 0.00 + x = 7.064877918 + -6.75 x = 7.064877918 + -6.75 Combine like terms: 7.064877918 + -6.75 = 0.314877918 x = 0.314877918 Simplifying x = 0.314877918Subproblem 2
x + 6.75 = -7.064877918 Simplifying x + 6.75 = -7.064877918 Reorder the terms: 6.75 + x = -7.064877918 Solving 6.75 + x = -7.064877918 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-6.75' to each side of the equation. 6.75 + -6.75 + x = -7.064877918 + -6.75 Combine like terms: 6.75 + -6.75 = 0.00 0.00 + x = -7.064877918 + -6.75 x = -7.064877918 + -6.75 Combine like terms: -7.064877918 + -6.75 = -13.814877918 x = -13.814877918 Simplifying x = -13.814877918Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.314877918, -13.814877918}
| Y-2-x=0 | | 32x+32=27x | | -11-3x=10-4x | | 4(8-x)=16 | | 5x-(2.2x+8)= | | 74/22200= | | -6=2h-10 | | 8-0(9+0)= | | -5+8=72 | | m-3.41=10.7 | | 3=-y | | Y-3=3.2(x-1) | | 22200/74= | | -18+24+(-13)+(-19)= | | -3y+3x=6 | | -2y-2x=14 | | 5x-17=-52 | | 7z=18-25 | | 3x=-2+y | | m+8=5m | | -24-1/8p | | 4x-5y-3z=-18 | | 20x+y=19 | | x-6y=-21 | | 4(-7)-9(-3)= | | 3x^2(x^2+2)=20-x^2 | | n/23=8 | | 3(6z-1)-2(z+6)=14(z+1) | | 3x^2+33x-7.1=0 | | 3y-7=41 | | 31=6+x | | 4x^2+3x-26=0 |