If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 4x2 + 23x + -15 = 0 Reorder the terms: -15 + 23x + 4x2 = 0 Solving -15 + 23x + 4x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 4 the coefficient of the squared term: Divide each side by '4'. -3.75 + 5.75x + x2 = 0 Move the constant term to the right: Add '3.75' to each side of the equation. -3.75 + 5.75x + 3.75 + x2 = 0 + 3.75 Reorder the terms: -3.75 + 3.75 + 5.75x + x2 = 0 + 3.75 Combine like terms: -3.75 + 3.75 = 0.00 0.00 + 5.75x + x2 = 0 + 3.75 5.75x + x2 = 0 + 3.75 Combine like terms: 0 + 3.75 = 3.75 5.75x + x2 = 3.75 The x term is 5.75x. Take half its coefficient (2.875). Square it (8.265625) and add it to both sides. Add '8.265625' to each side of the equation. 5.75x + 8.265625 + x2 = 3.75 + 8.265625 Reorder the terms: 8.265625 + 5.75x + x2 = 3.75 + 8.265625 Combine like terms: 3.75 + 8.265625 = 12.015625 8.265625 + 5.75x + x2 = 12.015625 Factor a perfect square on the left side: (x + 2.875)(x + 2.875) = 12.015625 Calculate the square root of the right side: 3.466356156 Break this problem into two subproblems by setting (x + 2.875) equal to 3.466356156 and -3.466356156.Subproblem 1
x + 2.875 = 3.466356156 Simplifying x + 2.875 = 3.466356156 Reorder the terms: 2.875 + x = 3.466356156 Solving 2.875 + x = 3.466356156 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.875' to each side of the equation. 2.875 + -2.875 + x = 3.466356156 + -2.875 Combine like terms: 2.875 + -2.875 = 0.000 0.000 + x = 3.466356156 + -2.875 x = 3.466356156 + -2.875 Combine like terms: 3.466356156 + -2.875 = 0.591356156 x = 0.591356156 Simplifying x = 0.591356156Subproblem 2
x + 2.875 = -3.466356156 Simplifying x + 2.875 = -3.466356156 Reorder the terms: 2.875 + x = -3.466356156 Solving 2.875 + x = -3.466356156 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.875' to each side of the equation. 2.875 + -2.875 + x = -3.466356156 + -2.875 Combine like terms: 2.875 + -2.875 = 0.000 0.000 + x = -3.466356156 + -2.875 x = -3.466356156 + -2.875 Combine like terms: -3.466356156 + -2.875 = -6.341356156 x = -6.341356156 Simplifying x = -6.341356156Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.591356156, -6.341356156}
| k+4-3k=0 | | 4(x)+5(0)=20 | | 9n-50=40 | | 28-2q=4 | | 9k+4=31 | | 8s-21-5s=15 | | 20x+5=3x-8x | | 0=-3(x)-12 | | 5y+5y+11=81 | | lgx=-1.0703 | | 2(3G-2)=8 | | 0=2(x)+10 | | 18+2x=-60+15x | | 5(4x+1)=3x-8x | | 33x+91x=248 | | x=36/2(3)+4 | | 7(1-5c)=-27 | | In(x-3)+In(x-4)=In(7-x) | | (28+x)+15=2 | | 4(m-27)-5(4m-16)=20 | | C=7.25x+50 | | 8x^3-10x=0 | | 2(180-y)+x=2x+y | | v^2=2.5(4) | | -3k+4-7k=-22 | | v^2=2.5h | | 9n+5=-85 | | 7z+5z=34 | | z+16=26 | | 8y-3(4-2y)=6y+6 | | M+1=5(6m+5) | | 4m+m+8=23 |