If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying -16x2 + 28x + 25 = 0 Reorder the terms: 25 + 28x + -16x2 = 0 Solving 25 + 28x + -16x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by -16 the coefficient of the squared term: Divide each side by '-16'. -1.5625 + -1.75x + x2 = 0 Move the constant term to the right: Add '1.5625' to each side of the equation. -1.5625 + -1.75x + 1.5625 + x2 = 0 + 1.5625 Reorder the terms: -1.5625 + 1.5625 + -1.75x + x2 = 0 + 1.5625 Combine like terms: -1.5625 + 1.5625 = 0.0000 0.0000 + -1.75x + x2 = 0 + 1.5625 -1.75x + x2 = 0 + 1.5625 Combine like terms: 0 + 1.5625 = 1.5625 -1.75x + x2 = 1.5625 The x term is -1.75x. Take half its coefficient (-0.875). Square it (0.765625) and add it to both sides. Add '0.765625' to each side of the equation. -1.75x + 0.765625 + x2 = 1.5625 + 0.765625 Reorder the terms: 0.765625 + -1.75x + x2 = 1.5625 + 0.765625 Combine like terms: 1.5625 + 0.765625 = 2.328125 0.765625 + -1.75x + x2 = 2.328125 Factor a perfect square on the left side: (x + -0.875)(x + -0.875) = 2.328125 Calculate the square root of the right side: 1.525819452 Break this problem into two subproblems by setting (x + -0.875) equal to 1.525819452 and -1.525819452.Subproblem 1
x + -0.875 = 1.525819452 Simplifying x + -0.875 = 1.525819452 Reorder the terms: -0.875 + x = 1.525819452 Solving -0.875 + x = 1.525819452 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.875' to each side of the equation. -0.875 + 0.875 + x = 1.525819452 + 0.875 Combine like terms: -0.875 + 0.875 = 0.000 0.000 + x = 1.525819452 + 0.875 x = 1.525819452 + 0.875 Combine like terms: 1.525819452 + 0.875 = 2.400819452 x = 2.400819452 Simplifying x = 2.400819452Subproblem 2
x + -0.875 = -1.525819452 Simplifying x + -0.875 = -1.525819452 Reorder the terms: -0.875 + x = -1.525819452 Solving -0.875 + x = -1.525819452 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.875' to each side of the equation. -0.875 + 0.875 + x = -1.525819452 + 0.875 Combine like terms: -0.875 + 0.875 = 0.000 0.000 + x = -1.525819452 + 0.875 x = -1.525819452 + 0.875 Combine like terms: -1.525819452 + 0.875 = -0.650819452 x = -0.650819452 Simplifying x = -0.650819452Solution
The solution to the problem is based on the solutions from the subproblems. x = {2.400819452, -0.650819452}
| h=-16t^2+100t+3 | | (3x^2)-x+9=0 | | 6v-8=34 | | .31(x+8)=-19 | | 5(2c+d)6(c+2d)= | | -16x^2+28+25=0 | | -50.00+1.00x=0.80(x-100.00) | | 8x^2-3x+32=0 | | 7=3x-5-7-7 | | 0.10+10=0.35x | | 6+y=2x | | 3=-1t | | 12y-4x=3 | | 0.10+10=0.35 | | 8x+12y=1580 | | 4x-1+12x-17= | | 9-3b+6b= | | (X-4)=-8 | | 11p+7p+4p=27 | | Cscx-secx=0 | | 4x^2=20x-28 | | Y=3x(2x-1)(x+3) | | .10(x+7)=30 | | 18=2g | | .25v-.42=.28v-.25 | | -4(x-3)-13=3(x+2) | | V=(10-2x)(8-2x) | | c(3)=15 | | 2x^2=13x+24 | | 6+2x=-6x-90 | | 5x-10+1x+3=8 | | 13+5r=2(5+2r) |