If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying (7a2 + 2a + 4) + -1(a2 + -5a + -9) = 0 Reorder the terms: (4 + 2a + 7a2) + -1(a2 + -5a + -9) = 0 Remove parenthesis around (4 + 2a + 7a2) 4 + 2a + 7a2 + -1(a2 + -5a + -9) = 0 Reorder the terms: 4 + 2a + 7a2 + -1(-9 + -5a + a2) = 0 4 + 2a + 7a2 + (-9 * -1 + -5a * -1 + a2 * -1) = 0 4 + 2a + 7a2 + (9 + 5a + -1a2) = 0 Reorder the terms: 4 + 9 + 2a + 5a + 7a2 + -1a2 = 0 Combine like terms: 4 + 9 = 13 13 + 2a + 5a + 7a2 + -1a2 = 0 Combine like terms: 2a + 5a = 7a 13 + 7a + 7a2 + -1a2 = 0 Combine like terms: 7a2 + -1a2 = 6a2 13 + 7a + 6a2 = 0 Solving 13 + 7a + 6a2 = 0 Solving for variable 'a'. Begin completing the square. Divide all terms by 6 the coefficient of the squared term: Divide each side by '6'. 2.166666667 + 1.166666667a + a2 = 0 Move the constant term to the right: Add '-2.166666667' to each side of the equation. 2.166666667 + 1.166666667a + -2.166666667 + a2 = 0 + -2.166666667 Reorder the terms: 2.166666667 + -2.166666667 + 1.166666667a + a2 = 0 + -2.166666667 Combine like terms: 2.166666667 + -2.166666667 = 0.000000000 0.000000000 + 1.166666667a + a2 = 0 + -2.166666667 1.166666667a + a2 = 0 + -2.166666667 Combine like terms: 0 + -2.166666667 = -2.166666667 1.166666667a + a2 = -2.166666667 The a term is 1.166666667a. Take half its coefficient (0.5833333335). Square it (0.3402777780) and add it to both sides. Add '0.3402777780' to each side of the equation. 1.166666667a + 0.3402777780 + a2 = -2.166666667 + 0.3402777780 Reorder the terms: 0.3402777780 + 1.166666667a + a2 = -2.166666667 + 0.3402777780 Combine like terms: -2.166666667 + 0.3402777780 = -1.826388889 0.3402777780 + 1.166666667a + a2 = -1.826388889 Factor a perfect square on the left side: (a + 0.5833333335)(a + 0.5833333335) = -1.826388889 Can't calculate square root of the right side. The solution to this equation could not be determined.
| y=-9(2) | | 5(x-9)-7=-52 | | (8x^5-10x^2+3x)-(10x^5+7x^2-7)= | | 7x+4+4=(7x+4)2 | | (7x+4)=7 | | (-12u^6+20u^3)+(-2u^9+16u^6)= | | 3x+5+4=7x+4 | | 2x-6=x+8 | | 6(7x-3)+4=42x-14 | | 3z-9=4z-5 | | (-5b^7-2b^6)+(18b^5+15b^7)= | | 6-(4n+5)=1-5n | | (-12u^4+u^5)+(u^5+5u^4)= | | 7=0.2x+5/2 | | x+1=-3x+25 | | 3(4x+8)=-37+25 | | y=(1/2)(3)-1 | | 16x^2-64x-36=0 | | y=(1/2)(2)-1 | | 6x+4=25 | | 8x-5=8(x+8) | | 5x-9-7x+6=x+8 | | (9y^2+5y^4)+(-6y^4+11y^2)= | | -5x+9+4x=-1 | | 2/3x=-20 | | 1/3+1/9 | | (9t^4+10t^2)+(-10t^2-2t^4)= | | 8/3+10/3y=3y-4 | | 3x=(1.20-x) | | 2+21=5w-3w+21 | | (5t^2-t-6)(4t^2+5t-1)= | | x^2+18=-13 |