If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 4x2 + -28x + -75 = 0 Reorder the terms: -75 + -28x + 4x2 = 0 Solving -75 + -28x + 4x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 4 the coefficient of the squared term: Divide each side by '4'. -18.75 + -7x + x2 = 0 Move the constant term to the right: Add '18.75' to each side of the equation. -18.75 + -7x + 18.75 + x2 = 0 + 18.75 Reorder the terms: -18.75 + 18.75 + -7x + x2 = 0 + 18.75 Combine like terms: -18.75 + 18.75 = 0.00 0.00 + -7x + x2 = 0 + 18.75 -7x + x2 = 0 + 18.75 Combine like terms: 0 + 18.75 = 18.75 -7x + x2 = 18.75 The x term is -7x. 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. -7x + 12.25 + x2 = 18.75 + 12.25 Reorder the terms: 12.25 + -7x + x2 = 18.75 + 12.25 Combine like terms: 18.75 + 12.25 = 31 12.25 + -7x + x2 = 31 Factor a perfect square on the left side: (x + -3.5)(x + -3.5) = 31 Calculate the square root of the right side: 5.567764363 Break this problem into two subproblems by setting (x + -3.5) equal to 5.567764363 and -5.567764363.Subproblem 1
x + -3.5 = 5.567764363 Simplifying x + -3.5 = 5.567764363 Reorder the terms: -3.5 + x = 5.567764363 Solving -3.5 + x = 5.567764363 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3.5' to each side of the equation. -3.5 + 3.5 + x = 5.567764363 + 3.5 Combine like terms: -3.5 + 3.5 = 0.0 0.0 + x = 5.567764363 + 3.5 x = 5.567764363 + 3.5 Combine like terms: 5.567764363 + 3.5 = 9.067764363 x = 9.067764363 Simplifying x = 9.067764363Subproblem 2
x + -3.5 = -5.567764363 Simplifying x + -3.5 = -5.567764363 Reorder the terms: -3.5 + x = -5.567764363 Solving -3.5 + x = -5.567764363 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3.5' to each side of the equation. -3.5 + 3.5 + x = -5.567764363 + 3.5 Combine like terms: -3.5 + 3.5 = 0.0 0.0 + x = -5.567764363 + 3.5 x = -5.567764363 + 3.5 Combine like terms: -5.567764363 + 3.5 = -2.067764363 x = -2.067764363 Simplifying x = -2.067764363Solution
The solution to the problem is based on the solutions from the subproblems. x = {9.067764363, -2.067764363}
| 3(k-1)=18 | | -8(3x-6)=240 | | -220=5-x^2 | | 3x+4=-x+8 | | 6m^2+13m=5 | | 2j-2=7 | | 2+(3y-2)fory=-6 | | 4(16+4y)-y=4 | | 10x^2-27=7x^2 | | 9x+x=29 | | 4x^3-48x^2+143x-126=0 | | -64-1= | | -(8x^2-2x+2)= | | -5*x=0 | | 3(2z-3)-3(5-2z)=3 | | 200=2x^2 | | 2x^2+x^2=3 | | -1+6(5b+6)=95 | | 6=-16t^2-18t+30 | | 2y-18+xy-9x= | | 3y-9x=45 | | 4x^2-4=60 | | x^2=5*y | | -5(g+4)=3(g-4) | | 3x^2=x^2+32 | | 2n-29=-29+6n | | -6.4(2t+5)-2.4(3t-6)= | | 9r(3r+9)= | | x^2-5*y=0 | | 15(7+n)= | | 7b+11=9b-13 | | 2[x-(4x+20)+12]=2(x+8) |