If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 30x2 + -89x + 30 = 0 Reorder the terms: 30 + -89x + 30x2 = 0 Solving 30 + -89x + 30x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 30 the coefficient of the squared term: Divide each side by '30'. 1 + -2.966666667x + x2 = 0 Move the constant term to the right: Add '-1' to each side of the equation. 1 + -2.966666667x + -1 + x2 = 0 + -1 Reorder the terms: 1 + -1 + -2.966666667x + x2 = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -2.966666667x + x2 = 0 + -1 -2.966666667x + x2 = 0 + -1 Combine like terms: 0 + -1 = -1 -2.966666667x + x2 = -1 The x term is -2.966666667x. Take half its coefficient (-1.483333334). Square it (2.200277780) and add it to both sides. Add '2.200277780' to each side of the equation. -2.966666667x + 2.200277780 + x2 = -1 + 2.200277780 Reorder the terms: 2.200277780 + -2.966666667x + x2 = -1 + 2.200277780 Combine like terms: -1 + 2.200277780 = 1.20027778 2.200277780 + -2.966666667x + x2 = 1.20027778 Factor a perfect square on the left side: (x + -1.483333334)(x + -1.483333334) = 1.20027778 Calculate the square root of the right side: 1.095571896 Break this problem into two subproblems by setting (x + -1.483333334) equal to 1.095571896 and -1.095571896.Subproblem 1
x + -1.483333334 = 1.095571896 Simplifying x + -1.483333334 = 1.095571896 Reorder the terms: -1.483333334 + x = 1.095571896 Solving -1.483333334 + x = 1.095571896 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.483333334' to each side of the equation. -1.483333334 + 1.483333334 + x = 1.095571896 + 1.483333334 Combine like terms: -1.483333334 + 1.483333334 = 0.000000000 0.000000000 + x = 1.095571896 + 1.483333334 x = 1.095571896 + 1.483333334 Combine like terms: 1.095571896 + 1.483333334 = 2.57890523 x = 2.57890523 Simplifying x = 2.57890523Subproblem 2
x + -1.483333334 = -1.095571896 Simplifying x + -1.483333334 = -1.095571896 Reorder the terms: -1.483333334 + x = -1.095571896 Solving -1.483333334 + x = -1.095571896 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.483333334' to each side of the equation. -1.483333334 + 1.483333334 + x = -1.095571896 + 1.483333334 Combine like terms: -1.483333334 + 1.483333334 = 0.000000000 0.000000000 + x = -1.095571896 + 1.483333334 x = -1.095571896 + 1.483333334 Combine like terms: -1.095571896 + 1.483333334 = 0.387761438 x = 0.387761438 Simplifying x = 0.387761438Solution
The solution to the problem is based on the solutions from the subproblems. x = {2.57890523, 0.387761438}
| (x+1)(x+3)=323 | | 5.6+3.7n=25.1-2.8n | | -3.5+12.8 | | 3)n^2+n-2=0 | | (x+1)(x+2)=323 | | -3w^2+22w+16=0 | | 12/15*4/6 | | 16y-4=3 | | x^2+6-91=0 | | t^2=22t-21 | | -4p/-4p | | 19-a=14 | | 5x-40x^2=0 | | 1p/-4p | | 5lnx=9 | | 4x^2-18x+21=0 | | 1/2(6x-10)=3x-5 | | 2x^2+2y^2-20y=-42 | | 5/4m=15/2 | | 4A=3(10-6) | | -x^2+2x=-54 | | 7.5x-5.16=3.1x+12 | | 4A=9(10-6) | | z(z+7)(z-15)=0 | | (2x-4)(7x+3)=0 | | -4y^2-5y-1=0 | | 5+W=52 | | 3N=624 | | 3/4(X-3)=5/8X | | c+15=27 | | 4/5(x-2)=6/7x | | 3.6y-2.6y+4.1=-3.6+7.4 |