If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 7n2 = -6n + -7 Reorder the terms: 7n2 = -7 + -6n Solving 7n2 = -7 + -6n Solving for variable 'n'. Reorder the terms: 7 + 6n + 7n2 = -7 + -6n + 7 + 6n Reorder the terms: 7 + 6n + 7n2 = -7 + 7 + -6n + 6n Combine like terms: -7 + 7 = 0 7 + 6n + 7n2 = 0 + -6n + 6n 7 + 6n + 7n2 = -6n + 6n Combine like terms: -6n + 6n = 0 7 + 6n + 7n2 = 0 Begin completing the square. Divide all terms by 7 the coefficient of the squared term: Divide each side by '7'. 1 + 0.8571428571n + n2 = 0 Move the constant term to the right: Add '-1' to each side of the equation. 1 + 0.8571428571n + -1 + n2 = 0 + -1 Reorder the terms: 1 + -1 + 0.8571428571n + n2 = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 0.8571428571n + n2 = 0 + -1 0.8571428571n + n2 = 0 + -1 Combine like terms: 0 + -1 = -1 0.8571428571n + n2 = -1 The n term is 0.8571428571n. Take half its coefficient (0.4285714286). Square it (0.1836734694) and add it to both sides. Add '0.1836734694' to each side of the equation. 0.8571428571n + 0.1836734694 + n2 = -1 + 0.1836734694 Reorder the terms: 0.1836734694 + 0.8571428571n + n2 = -1 + 0.1836734694 Combine like terms: -1 + 0.1836734694 = -0.8163265306 0.1836734694 + 0.8571428571n + n2 = -0.8163265306 Factor a perfect square on the left side: (n + 0.4285714286)(n + 0.4285714286) = -0.8163265306 Can't calculate square root of the right side. The solution to this equation could not be determined.
| 8x+5x+9=180 | | (3x^4+9x^3-5)-(7x^2-3x+1)=(3x^4+9x^3-7x+3x-4) | | (H-92)/-1=-4 | | -15v-4v+20v-1=11 | | 2=(v-4)/3 | | 2=v-4/3 | | 12k+3k-13k=20 | | 3m-2m=3 | | 5k-4k=19 | | y/10-10/y=0 | | 3(j-13)=9 | | 9y-72/9y | | -8g+-3g+7g+10=-18 | | x^2+y-64=0 | | -18q+10q+12q+15=-17 | | -15r=15 | | (5-y)(3y-8)=0 | | 2x+3=6x-7 | | 91/5-23/4 | | (5x-5)2=16 | | -(x+4)+6=-3 | | 2.5=x/5 | | x-50=500 | | 9m^2-25= | | 4z-9+2(z-6)=5z-7 | | 4y^2-10y^3=0 | | -2-r+3r^2= | | 3z+4(2z-8)-6z=16 | | 5x+2x+17=66 | | -120+6a^2-48a= | | -2/5T=12 | | -5/3T=10 |