If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying -9x2 + 10x + -2 = 0 Reorder the terms: -2 + 10x + -9x2 = 0 Solving -2 + 10x + -9x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by -9 the coefficient of the squared term: Divide each side by '-9'. 0.2222222222 + -1.111111111x + x2 = 0 Move the constant term to the right: Add '-0.2222222222' to each side of the equation. 0.2222222222 + -1.111111111x + -0.2222222222 + x2 = 0 + -0.2222222222 Reorder the terms: 0.2222222222 + -0.2222222222 + -1.111111111x + x2 = 0 + -0.2222222222 Combine like terms: 0.2222222222 + -0.2222222222 = 0.0000000000 0.0000000000 + -1.111111111x + x2 = 0 + -0.2222222222 -1.111111111x + x2 = 0 + -0.2222222222 Combine like terms: 0 + -0.2222222222 = -0.2222222222 -1.111111111x + x2 = -0.2222222222 The x term is -1.111111111x. Take half its coefficient (-0.5555555555). Square it (0.3086419752) and add it to both sides. Add '0.3086419752' to each side of the equation. -1.111111111x + 0.3086419752 + x2 = -0.2222222222 + 0.3086419752 Reorder the terms: 0.3086419752 + -1.111111111x + x2 = -0.2222222222 + 0.3086419752 Combine like terms: -0.2222222222 + 0.3086419752 = 0.086419753 0.3086419752 + -1.111111111x + x2 = 0.086419753 Factor a perfect square on the left side: (x + -0.5555555555)(x + -0.5555555555) = 0.086419753 Calculate the square root of the right side: 0.293972368 Break this problem into two subproblems by setting (x + -0.5555555555) equal to 0.293972368 and -0.293972368.Subproblem 1
x + -0.5555555555 = 0.293972368 Simplifying x + -0.5555555555 = 0.293972368 Reorder the terms: -0.5555555555 + x = 0.293972368 Solving -0.5555555555 + x = 0.293972368 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.5555555555' to each side of the equation. -0.5555555555 + 0.5555555555 + x = 0.293972368 + 0.5555555555 Combine like terms: -0.5555555555 + 0.5555555555 = 0.0000000000 0.0000000000 + x = 0.293972368 + 0.5555555555 x = 0.293972368 + 0.5555555555 Combine like terms: 0.293972368 + 0.5555555555 = 0.8495279235 x = 0.8495279235 Simplifying x = 0.8495279235Subproblem 2
x + -0.5555555555 = -0.293972368 Simplifying x + -0.5555555555 = -0.293972368 Reorder the terms: -0.5555555555 + x = -0.293972368 Solving -0.5555555555 + x = -0.293972368 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.5555555555' to each side of the equation. -0.5555555555 + 0.5555555555 + x = -0.293972368 + 0.5555555555 Combine like terms: -0.5555555555 + 0.5555555555 = 0.0000000000 0.0000000000 + x = -0.293972368 + 0.5555555555 x = -0.293972368 + 0.5555555555 Combine like terms: -0.293972368 + 0.5555555555 = 0.2615831875 x = 0.2615831875 Simplifying x = 0.2615831875Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.8495279235, 0.2615831875}
| X^2+y^2-6y+7=0 | | 44x^2-44x-11=0 | | 28=x^2+x | | 3m=-9 | | 4(7x-1)=13(2x-2) | | 5+6=0 | | 3(4-5y)=4(8-2y)+1 | | x+(x+90)=850 | | 2(5x+8)=2x+32 | | (x/x-2)=(3/x)+1 | | -7x=10x^2-8 | | x+25+12=2(x+12) | | 2e^3+1=50 | | -2w-0=2w+2 | | 2-2X^2-6X=0 | | 50=2e^3x+1 | | 10b+-5=-75 | | 2x^2+10=15 | | r+24=-2 | | +-9=4 | | 3x^2+15x=8 | | X-26=-51 | | 9X^2-5-X=0 | | X+7X^2=8 | | 7a=[3a-1]-2 | | 53-2x=10x+7 | | 3x+5(2x-4)=-1-6x | | -6n+10=-4n-16 | | 9d^2-16t^2=0 | | 5x+9-7x=18-15x+13x-9 | | 33t-33=6t-15 | | -2m-4=-4 |