If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 7u2 + -2u + -7 = 0 Reorder the terms: -7 + -2u + 7u2 = 0 Solving -7 + -2u + 7u2 = 0 Solving for variable 'u'. Begin completing the square. Divide all terms by 7 the coefficient of the squared term: Divide each side by '7'. -1 + -0.2857142857u + u2 = 0 Move the constant term to the right: Add '1' to each side of the equation. -1 + -0.2857142857u + 1 + u2 = 0 + 1 Reorder the terms: -1 + 1 + -0.2857142857u + u2 = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -0.2857142857u + u2 = 0 + 1 -0.2857142857u + u2 = 0 + 1 Combine like terms: 0 + 1 = 1 -0.2857142857u + u2 = 1 The u term is -0.2857142857u. Take half its coefficient (-0.1428571429). Square it (0.02040816328) and add it to both sides. Add '0.02040816328' to each side of the equation. -0.2857142857u + 0.02040816328 + u2 = 1 + 0.02040816328 Reorder the terms: 0.02040816328 + -0.2857142857u + u2 = 1 + 0.02040816328 Combine like terms: 1 + 0.02040816328 = 1.02040816328 0.02040816328 + -0.2857142857u + u2 = 1.02040816328 Factor a perfect square on the left side: (u + -0.1428571429)(u + -0.1428571429) = 1.02040816328 Calculate the square root of the right side: 1.010152545 Break this problem into two subproblems by setting (u + -0.1428571429) equal to 1.010152545 and -1.010152545.Subproblem 1
u + -0.1428571429 = 1.010152545 Simplifying u + -0.1428571429 = 1.010152545 Reorder the terms: -0.1428571429 + u = 1.010152545 Solving -0.1428571429 + u = 1.010152545 Solving for variable 'u'. Move all terms containing u to the left, all other terms to the right. Add '0.1428571429' to each side of the equation. -0.1428571429 + 0.1428571429 + u = 1.010152545 + 0.1428571429 Combine like terms: -0.1428571429 + 0.1428571429 = 0.0000000000 0.0000000000 + u = 1.010152545 + 0.1428571429 u = 1.010152545 + 0.1428571429 Combine like terms: 1.010152545 + 0.1428571429 = 1.1530096879 u = 1.1530096879 Simplifying u = 1.1530096879Subproblem 2
u + -0.1428571429 = -1.010152545 Simplifying u + -0.1428571429 = -1.010152545 Reorder the terms: -0.1428571429 + u = -1.010152545 Solving -0.1428571429 + u = -1.010152545 Solving for variable 'u'. Move all terms containing u to the left, all other terms to the right. Add '0.1428571429' to each side of the equation. -0.1428571429 + 0.1428571429 + u = -1.010152545 + 0.1428571429 Combine like terms: -0.1428571429 + 0.1428571429 = 0.0000000000 0.0000000000 + u = -1.010152545 + 0.1428571429 u = -1.010152545 + 0.1428571429 Combine like terms: -1.010152545 + 0.1428571429 = -0.8672954021 u = -0.8672954021 Simplifying u = -0.8672954021Solution
The solution to the problem is based on the solutions from the subproblems. u = {1.1530096879, -0.8672954021}
| x+5(x+1)=59 | | 9m-9m+4m-3=1 | | 5x^2-2x+8=0 | | 8I-(8+6I)=20 | | -y^2+15y=0 | | 2/3(-2x-2)=x-13 | | 4[x-2]=2[x-3] | | -18r+8r=20 | | x(x-5)=62 | | 2x^3+x^2+3x+2=0 | | x(x-5)x(x-5)=62 | | 24=2x+x^2 | | 12v-6v+v+3v-9v=7 | | x^3+24x^2+44=0 | | (x+3y)2= | | x(x+4)x(x+1)=29 | | 28=-4x+4(-x-9) | | 0.02x+0.05(30-x)=0.04(30) | | (x-21)(x+14)=y | | -8r+16r-17r+14r=10 | | 2(x-3)=23 | | 0.6x+5.8=4.9 | | 6M+4=-16+2M | | 40=x^2+6x | | 2[x+3]=3[x+2] | | B-b+2b-2b+4b=16 | | (3/(1+4x)^0.5)^2 | | 10x-5-2x= | | 4/11i | | -19g-(-17g)+-17g+2g=17 | | 2w+21= | | 11x+5=5x+3 |