If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 7x2 + -16x + -20 = 0 Reorder the terms: -20 + -16x + 7x2 = 0 Solving -20 + -16x + 7x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 7 the coefficient of the squared term: Divide each side by '7'. -2.857142857 + -2.285714286x + x2 = 0 Move the constant term to the right: Add '2.857142857' to each side of the equation. -2.857142857 + -2.285714286x + 2.857142857 + x2 = 0 + 2.857142857 Reorder the terms: -2.857142857 + 2.857142857 + -2.285714286x + x2 = 0 + 2.857142857 Combine like terms: -2.857142857 + 2.857142857 = 0.000000000 0.000000000 + -2.285714286x + x2 = 0 + 2.857142857 -2.285714286x + x2 = 0 + 2.857142857 Combine like terms: 0 + 2.857142857 = 2.857142857 -2.285714286x + x2 = 2.857142857 The x term is -2.285714286x. Take half its coefficient (-1.142857143). Square it (1.306122449) and add it to both sides. Add '1.306122449' to each side of the equation. -2.285714286x + 1.306122449 + x2 = 2.857142857 + 1.306122449 Reorder the terms: 1.306122449 + -2.285714286x + x2 = 2.857142857 + 1.306122449 Combine like terms: 2.857142857 + 1.306122449 = 4.163265306 1.306122449 + -2.285714286x + x2 = 4.163265306 Factor a perfect square on the left side: (x + -1.142857143)(x + -1.142857143) = 4.163265306 Calculate the square root of the right side: 2.040408122 Break this problem into two subproblems by setting (x + -1.142857143) equal to 2.040408122 and -2.040408122.Subproblem 1
x + -1.142857143 = 2.040408122 Simplifying x + -1.142857143 = 2.040408122 Reorder the terms: -1.142857143 + x = 2.040408122 Solving -1.142857143 + x = 2.040408122 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.142857143' to each side of the equation. -1.142857143 + 1.142857143 + x = 2.040408122 + 1.142857143 Combine like terms: -1.142857143 + 1.142857143 = 0.000000000 0.000000000 + x = 2.040408122 + 1.142857143 x = 2.040408122 + 1.142857143 Combine like terms: 2.040408122 + 1.142857143 = 3.183265265 x = 3.183265265 Simplifying x = 3.183265265Subproblem 2
x + -1.142857143 = -2.040408122 Simplifying x + -1.142857143 = -2.040408122 Reorder the terms: -1.142857143 + x = -2.040408122 Solving -1.142857143 + x = -2.040408122 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.142857143' to each side of the equation. -1.142857143 + 1.142857143 + x = -2.040408122 + 1.142857143 Combine like terms: -1.142857143 + 1.142857143 = 0.000000000 0.000000000 + x = -2.040408122 + 1.142857143 x = -2.040408122 + 1.142857143 Combine like terms: -2.040408122 + 1.142857143 = -0.897550979 x = -0.897550979 Simplifying x = -0.897550979Solution
The solution to the problem is based on the solutions from the subproblems. x = {3.183265265, -0.897550979}
| 12+6j=24 | | y=x^2+2x-10 | | 8+12t-2=9t+69-4t | | 5n-20=70 | | 128-6x=4x+18 | | 245+-41x+2x^2= | | 245+-42x+2x^2=x | | 55-2x=10+19 | | (x-14)(x-14)+(7-x)(7-x)= | | -4x+3=9 | | 7(y+1)-2=5(y+1)+12 | | 2z+8z=30 | | z-8z= | | 25n-52=148 | | -11.5x=57.5 | | -9x+4=103 | | -40x^5-8x^4= | | -5-(15y-1)=(7y-16)-y | | 6(x-8)-9x= | | (7-x)(7-x)= | | -7=-2+n | | (x-14)(x-14)= | | 3-2e=4-3e | | 12+11x=34 | | -7(3b+2)+(22b-7)=0 | | (x-14)(x-14)+(7-x)(7-x)=x | | 16+7y=58 | | 237-2x=43x+17 | | 3(6d+3)=18-3(16-3d) | | 6m+12=42 | | 4=-16t^2+125t | | p(1+(.10)(4))= |