If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 2.65x2 + -6.63x + -3.98 = 0 Reorder the terms: -3.98 + -6.63x + 2.65x2 = 0 Solving -3.98 + -6.63x + 2.65x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 2.65 the coefficient of the squared term: Divide each side by '2.65'. -1.501886792 + -2.501886792x + x2 = 0 Move the constant term to the right: Add '1.501886792' to each side of the equation. -1.501886792 + -2.501886792x + 1.501886792 + x2 = 0 + 1.501886792 Reorder the terms: -1.501886792 + 1.501886792 + -2.501886792x + x2 = 0 + 1.501886792 Combine like terms: -1.501886792 + 1.501886792 = 0.000000000 0.000000000 + -2.501886792x + x2 = 0 + 1.501886792 -2.501886792x + x2 = 0 + 1.501886792 Combine like terms: 0 + 1.501886792 = 1.501886792 -2.501886792x + x2 = 1.501886792 The x term is -2.501886792x. Take half its coefficient (-1.250943396). Square it (1.564859380) and add it to both sides. Add '1.564859380' to each side of the equation. -2.501886792x + 1.564859380 + x2 = 1.501886792 + 1.564859380 Reorder the terms: 1.564859380 + -2.501886792x + x2 = 1.501886792 + 1.564859380 Combine like terms: 1.501886792 + 1.564859380 = 3.066746172 1.564859380 + -2.501886792x + x2 = 3.066746172 Factor a perfect square on the left side: (x + -1.250943396)(x + -1.250943396) = 3.066746172 Calculate the square root of the right side: 1.751212772 Break this problem into two subproblems by setting (x + -1.250943396) equal to 1.751212772 and -1.751212772.Subproblem 1
x + -1.250943396 = 1.751212772 Simplifying x + -1.250943396 = 1.751212772 Reorder the terms: -1.250943396 + x = 1.751212772 Solving -1.250943396 + x = 1.751212772 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.250943396' to each side of the equation. -1.250943396 + 1.250943396 + x = 1.751212772 + 1.250943396 Combine like terms: -1.250943396 + 1.250943396 = 0.000000000 0.000000000 + x = 1.751212772 + 1.250943396 x = 1.751212772 + 1.250943396 Combine like terms: 1.751212772 + 1.250943396 = 3.002156168 x = 3.002156168 Simplifying x = 3.002156168Subproblem 2
x + -1.250943396 = -1.751212772 Simplifying x + -1.250943396 = -1.751212772 Reorder the terms: -1.250943396 + x = -1.751212772 Solving -1.250943396 + x = -1.751212772 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.250943396' to each side of the equation. -1.250943396 + 1.250943396 + x = -1.751212772 + 1.250943396 Combine like terms: -1.250943396 + 1.250943396 = 0.000000000 0.000000000 + x = -1.751212772 + 1.250943396 x = -1.751212772 + 1.250943396 Combine like terms: -1.751212772 + 1.250943396 = -0.500269376 x = -0.500269376 Simplifying x = -0.500269376Solution
The solution to the problem is based on the solutions from the subproblems. x = {3.002156168, -0.500269376}
| .375X=1 | | y=x^2-8x-20whatisx | | 3(5-3x)+9x=28 | | 7-c=3 | | 9y-4-6y=2(y+1) | | log(7x+36)*log(9x^2)=0 | | 5/1.5=(9+x)/x | | 7-(x-4)= | | n(n-21)=-98 | | 4y-x-2=0 | | y+x-12=0 | | 15p+2p^2=-25 | | 9a+4a-9a= | | (6y+6)-(5+5y)=12 | | 7y^2=-12-y^4 | | 8x-5y-121=0 | | 14x-15=11x+3 | | 6x-1=7x+7 | | y=x^2-15x+56 | | y=x/4-4 | | 5.7+h/6+0.4=9.2 | | 3x^2-3x-5=5 | | x^3-6x^2=16x | | (2x+4)(x-1)=9x | | 8t+3t+14t-17=-17 | | 3x^2-244x+4316=0 | | 1/3(9-2y)=5(2-3y)-50 | | -4(2x-3)=24 | | 6.4x-6+x-1.6= | | 1x=6x-60 | | 7x+x-8=7x+7 | | 2/5x+1/5=-9/5 |