If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying -7a2 + -65a + 8 = 0 Reorder the terms: 8 + -65a + -7a2 = 0 Solving 8 + -65a + -7a2 = 0 Solving for variable 'a'. Begin completing the square. Divide all terms by -7 the coefficient of the squared term: Divide each side by '-7'. -1.142857143 + 9.285714286a + a2 = 0 Move the constant term to the right: Add '1.142857143' to each side of the equation. -1.142857143 + 9.285714286a + 1.142857143 + a2 = 0 + 1.142857143 Reorder the terms: -1.142857143 + 1.142857143 + 9.285714286a + a2 = 0 + 1.142857143 Combine like terms: -1.142857143 + 1.142857143 = 0.000000000 0.000000000 + 9.285714286a + a2 = 0 + 1.142857143 9.285714286a + a2 = 0 + 1.142857143 Combine like terms: 0 + 1.142857143 = 1.142857143 9.285714286a + a2 = 1.142857143 The a term is 9.285714286a. Take half its coefficient (4.642857143). Square it (21.55612245) and add it to both sides. Add '21.55612245' to each side of the equation. 9.285714286a + 21.55612245 + a2 = 1.142857143 + 21.55612245 Reorder the terms: 21.55612245 + 9.285714286a + a2 = 1.142857143 + 21.55612245 Combine like terms: 1.142857143 + 21.55612245 = 22.698979593 21.55612245 + 9.285714286a + a2 = 22.698979593 Factor a perfect square on the left side: (a + 4.642857143)(a + 4.642857143) = 22.698979593 Calculate the square root of the right side: 4.764344613 Break this problem into two subproblems by setting (a + 4.642857143) equal to 4.764344613 and -4.764344613.Subproblem 1
a + 4.642857143 = 4.764344613 Simplifying a + 4.642857143 = 4.764344613 Reorder the terms: 4.642857143 + a = 4.764344613 Solving 4.642857143 + a = 4.764344613 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-4.642857143' to each side of the equation. 4.642857143 + -4.642857143 + a = 4.764344613 + -4.642857143 Combine like terms: 4.642857143 + -4.642857143 = 0.000000000 0.000000000 + a = 4.764344613 + -4.642857143 a = 4.764344613 + -4.642857143 Combine like terms: 4.764344613 + -4.642857143 = 0.12148747 a = 0.12148747 Simplifying a = 0.12148747Subproblem 2
a + 4.642857143 = -4.764344613 Simplifying a + 4.642857143 = -4.764344613 Reorder the terms: 4.642857143 + a = -4.764344613 Solving 4.642857143 + a = -4.764344613 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-4.642857143' to each side of the equation. 4.642857143 + -4.642857143 + a = -4.764344613 + -4.642857143 Combine like terms: 4.642857143 + -4.642857143 = 0.000000000 0.000000000 + a = -4.764344613 + -4.642857143 a = -4.764344613 + -4.642857143 Combine like terms: -4.764344613 + -4.642857143 = -9.407201756 a = -9.407201756 Simplifying a = -9.407201756Solution
The solution to the problem is based on the solutions from the subproblems. a = {0.12148747, -9.407201756}
| -5p-8p=-6-7p | | 5(x+6)+6=7x-4 | | -6x-3(5x+5)=93 | | 4t+4(1-3t) | | 4(9.7-8.1)= | | 4(x-4)+2x=6(x+2)-28 | | 7a=8x-ax | | x^2-7x+120= | | 0.08m+29=46.12 | | -2x-2y-0x-6y= | | .2z=z | | 4x+4x-3=2(4x+3) | | 3x-15=y | | 9x+90=4x+120 | | 4/2y-11=-7 | | 29d+0.08=46.12 | | 3s^3t^4-12s^3t^5=0 | | -3-8(8+8k)=-195 | | -7-3w=8 | | -18=-0.6x | | 6.16-7.1z=-9z-9.61 | | 10x-4x=-38 | | -2(9n+9)=-3(8n-8) | | 52-7=-6x-29 | | -8-h=-3(2n-4) | | -x+5(x-2)=14 | | .4x+3=-9 | | -2(-6-6u)=6(1+3u) | | 420+60d-20d=420-60d | | -2n+3+4n=5+6n-2 | | 12.6g+14.79-1.82=14.64+12.7g | | 1x+2=0.6x+2.4 |