If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 15x2 + -9x = -1 Reorder the terms: -9x + 15x2 = -1 Solving -9x + 15x2 = -1 Solving for variable 'x'. Reorder the terms: 1 + -9x + 15x2 = -1 + 1 Combine like terms: -1 + 1 = 0 1 + -9x + 15x2 = 0 Begin completing the square. Divide all terms by 15 the coefficient of the squared term: Divide each side by '15'. 0.06666666667 + -0.6x + x2 = 0 Move the constant term to the right: Add '-0.06666666667' to each side of the equation. 0.06666666667 + -0.6x + -0.06666666667 + x2 = 0 + -0.06666666667 Reorder the terms: 0.06666666667 + -0.06666666667 + -0.6x + x2 = 0 + -0.06666666667 Combine like terms: 0.06666666667 + -0.06666666667 = 0.00000000000 0.00000000000 + -0.6x + x2 = 0 + -0.06666666667 -0.6x + x2 = 0 + -0.06666666667 Combine like terms: 0 + -0.06666666667 = -0.06666666667 -0.6x + x2 = -0.06666666667 The x term is -0.6x. Take half its coefficient (-0.3). Square it (0.09) and add it to both sides. Add '0.09' to each side of the equation. -0.6x + 0.09 + x2 = -0.06666666667 + 0.09 Reorder the terms: 0.09 + -0.6x + x2 = -0.06666666667 + 0.09 Combine like terms: -0.06666666667 + 0.09 = 0.02333333333 0.09 + -0.6x + x2 = 0.02333333333 Factor a perfect square on the left side: (x + -0.3)(x + -0.3) = 0.02333333333 Calculate the square root of the right side: 0.152752523 Break this problem into two subproblems by setting (x + -0.3) equal to 0.152752523 and -0.152752523.Subproblem 1
x + -0.3 = 0.152752523 Simplifying x + -0.3 = 0.152752523 Reorder the terms: -0.3 + x = 0.152752523 Solving -0.3 + x = 0.152752523 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.3' to each side of the equation. -0.3 + 0.3 + x = 0.152752523 + 0.3 Combine like terms: -0.3 + 0.3 = 0.0 0.0 + x = 0.152752523 + 0.3 x = 0.152752523 + 0.3 Combine like terms: 0.152752523 + 0.3 = 0.452752523 x = 0.452752523 Simplifying x = 0.452752523Subproblem 2
x + -0.3 = -0.152752523 Simplifying x + -0.3 = -0.152752523 Reorder the terms: -0.3 + x = -0.152752523 Solving -0.3 + x = -0.152752523 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.3' to each side of the equation. -0.3 + 0.3 + x = -0.152752523 + 0.3 Combine like terms: -0.3 + 0.3 = 0.0 0.0 + x = -0.152752523 + 0.3 x = -0.152752523 + 0.3 Combine like terms: -0.152752523 + 0.3 = 0.147247477 x = 0.147247477 Simplifying x = 0.147247477Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.452752523, 0.147247477}
| x+(x-10)+(x-26)+(x-32)=144 | | -9x^2-8=0 | | x(-8x+8)=2 | | 3.5a+-2=-1.5a+4 | | 3.5a-2=-1.5a | | y=2x-3x+1 | | 8k+6=k+5 | | 5x+8x-7-4x+5-3x-7=8-2x+11x-20-5x-3 | | 6y-14=2+4y | | 8(4-x)=7+2 | | v^2+3v+4=0 | | 4n+20=-16 | | 5-3m=-6 | | 6x+21=21 | | -3a=14 | | 2y-1=-15 | | 21n-12=24n-24 | | 21n-12n=24n-24 | | -1a=37 | | x=3+9y | | 26+x=9-x | | 6x-12=24+3x | | 7x-9y=21 | | y-135.43=-5.43 | | (5z+2a)(3z+4b)=8ab | | x+(2-x)=2 | | -0.77=-0.1x-0.45 | | 2+12.5x=0.55 | | 7x=21+9y | | 4(x+1.6)=-3(x-1.2) | | 6.2(2x-3)=4.2(2x+3) | | 30568900000.00-45000000.00=3000000000.00 |