If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 6x2 + 15x + -7 = 0 Reorder the terms: -7 + 15x + 6x2 = 0 Solving -7 + 15x + 6x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 6 the coefficient of the squared term: Divide each side by '6'. -1.166666667 + 2.5x + x2 = 0 Move the constant term to the right: Add '1.166666667' to each side of the equation. -1.166666667 + 2.5x + 1.166666667 + x2 = 0 + 1.166666667 Reorder the terms: -1.166666667 + 1.166666667 + 2.5x + x2 = 0 + 1.166666667 Combine like terms: -1.166666667 + 1.166666667 = 0.000000000 0.000000000 + 2.5x + x2 = 0 + 1.166666667 2.5x + x2 = 0 + 1.166666667 Combine like terms: 0 + 1.166666667 = 1.166666667 2.5x + x2 = 1.166666667 The x term is 2.5x. Take half its coefficient (1.25). Square it (1.5625) and add it to both sides. Add '1.5625' to each side of the equation. 2.5x + 1.5625 + x2 = 1.166666667 + 1.5625 Reorder the terms: 1.5625 + 2.5x + x2 = 1.166666667 + 1.5625 Combine like terms: 1.166666667 + 1.5625 = 2.729166667 1.5625 + 2.5x + x2 = 2.729166667 Factor a perfect square on the left side: (x + 1.25)(x + 1.25) = 2.729166667 Calculate the square root of the right side: 1.652018967 Break this problem into two subproblems by setting (x + 1.25) equal to 1.652018967 and -1.652018967.Subproblem 1
x + 1.25 = 1.652018967 Simplifying x + 1.25 = 1.652018967 Reorder the terms: 1.25 + x = 1.652018967 Solving 1.25 + x = 1.652018967 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.25' to each side of the equation. 1.25 + -1.25 + x = 1.652018967 + -1.25 Combine like terms: 1.25 + -1.25 = 0.00 0.00 + x = 1.652018967 + -1.25 x = 1.652018967 + -1.25 Combine like terms: 1.652018967 + -1.25 = 0.402018967 x = 0.402018967 Simplifying x = 0.402018967Subproblem 2
x + 1.25 = -1.652018967 Simplifying x + 1.25 = -1.652018967 Reorder the terms: 1.25 + x = -1.652018967 Solving 1.25 + x = -1.652018967 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.25' to each side of the equation. 1.25 + -1.25 + x = -1.652018967 + -1.25 Combine like terms: 1.25 + -1.25 = 0.00 0.00 + x = -1.652018967 + -1.25 x = -1.652018967 + -1.25 Combine like terms: -1.652018967 + -1.25 = -2.902018967 x = -2.902018967 Simplifying x = -2.902018967Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.402018967, -2.902018967}
| f=1/2(hp) | | 7t-16=-51+2t | | 0.75x^2+1.5x-150=0 | | 3-2x^2-8=0 | | 0.3n=-12 | | 4+3x-0.5x^3=0 | | In(e^3)=In(e^3)+In(e^5) | | 8(2q-2)= | | 2(w^2-36)=0 | | 8x+4z=5+7y | | f(x)=3x^2+6x-4 | | 3e^2x=44 | | ln(x^5/x^4) | | 3x^2-5x+x^2-5x=x | | m=2/3.(7.-9) | | 3x^4-2x^3+22x^2-18x-45=0 | | -8=4+0.125b | | 2b^2+17b+35=0 | | 5(8y-9)-(7y+6)= | | 5y/y^2-2y | | 2cos(6x)+1=0 | | 4p-24=-4+8p | | 5y/y*2-2y | | 3m-20=-34+m | | 317g=kg | | 103x-4=-215x+632 | | x*x+10x=39 | | 3t*6p*5t= | | 2x+3y+2-y-8x-7= | | m+3m+5m-9= | | 5(5-d)-37=25d-6(2+5d) | | log(4)3x^2-1=x-1 |