If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 21x + -14 + -9x2 = 0 Reorder the terms: -14 + 21x + -9x2 = 0 Solving -14 + 21x + -9x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by -9 the coefficient of the squared term: Divide each side by '-9'. 1.555555556 + -2.333333333x + x2 = 0 Move the constant term to the right: Add '-1.555555556' to each side of the equation. 1.555555556 + -2.333333333x + -1.555555556 + x2 = 0 + -1.555555556 Reorder the terms: 1.555555556 + -1.555555556 + -2.333333333x + x2 = 0 + -1.555555556 Combine like terms: 1.555555556 + -1.555555556 = 0.000000000 0.000000000 + -2.333333333x + x2 = 0 + -1.555555556 -2.333333333x + x2 = 0 + -1.555555556 Combine like terms: 0 + -1.555555556 = -1.555555556 -2.333333333x + x2 = -1.555555556 The x term is -2.333333333x. Take half its coefficient (-1.166666667). Square it (1.361111112) and add it to both sides. Add '1.361111112' to each side of the equation. -2.333333333x + 1.361111112 + x2 = -1.555555556 + 1.361111112 Reorder the terms: 1.361111112 + -2.333333333x + x2 = -1.555555556 + 1.361111112 Combine like terms: -1.555555556 + 1.361111112 = -0.194444444 1.361111112 + -2.333333333x + x2 = -0.194444444 Factor a perfect square on the left side: (x + -1.166666667)(x + -1.166666667) = -0.194444444 Can't calculate square root of the right side. The solution to this equation could not be determined.
| 2-8(r+1)=24+2r | | 6*x^3-15*x^2+6*x+5= | | 20=9p-7 | | P=2afors | | -9(3.33-y)-9y=-30 | | Y-4.36=5.88(x-8) | | 6x+3=3x-9x | | -4(5y-9)-y=-4(y-2) | | -3g+25=10 | | 3y+(2*11)=50 | | 2x(3x+2)-2(3x+4)= | | .16(y-1)+.12y=.10y-.01(70) | | 8+3x-4=16 | | 24x-6y=-12 | | 1/5k-4/7=1/7 | | 3x^2-19=89 | | -2=3(1-6y)-9 | | 4(9)+24(6)=180 | | x^2+30x-31=0 | | 16x^2-11x-12=0 | | 5(k-2)-3(2k+5)+15=0 | | 4(x-3)=(5x+1) | | (x-9)(x+7)=(x+4)(x+4) | | 7(x+12)=49 | | 6x^2-17x-14=-3x+6 | | -7.6x-1.62=-7.1x+1.6 | | -5x+7+9=4x+6+11x | | 4x+24(6)=180 | | -2(r-5)+5=9+r | | -10-x=30 | | (3x-16)/10=2 | | 12y+4=3(4y+6) |