If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 477.21 = -16x2 + 200x + 4 Reorder the terms: 477.21 = 4 + 200x + -16x2 Solving 477.21 = 4 + 200x + -16x2 Solving for variable 'x'. Combine like terms: 477.21 + -4 = 473.21 473.21 + -200x + 16x2 = 4 + 200x + -16x2 + -4 + -200x + 16x2 Reorder the terms: 473.21 + -200x + 16x2 = 4 + -4 + 200x + -200x + -16x2 + 16x2 Combine like terms: 4 + -4 = 0 473.21 + -200x + 16x2 = 0 + 200x + -200x + -16x2 + 16x2 473.21 + -200x + 16x2 = 200x + -200x + -16x2 + 16x2 Combine like terms: 200x + -200x = 0 473.21 + -200x + 16x2 = 0 + -16x2 + 16x2 473.21 + -200x + 16x2 = -16x2 + 16x2 Combine like terms: -16x2 + 16x2 = 0 473.21 + -200x + 16x2 = 0 Begin completing the square. Divide all terms by 16 the coefficient of the squared term: Divide each side by '16'. 29.575625 + -12.5x + x2 = 0 Move the constant term to the right: Add '-29.575625' to each side of the equation. 29.575625 + -12.5x + -29.575625 + x2 = 0 + -29.575625 Reorder the terms: 29.575625 + -29.575625 + -12.5x + x2 = 0 + -29.575625 Combine like terms: 29.575625 + -29.575625 = 0.000000 0.000000 + -12.5x + x2 = 0 + -29.575625 -12.5x + x2 = 0 + -29.575625 Combine like terms: 0 + -29.575625 = -29.575625 -12.5x + x2 = -29.575625 The x term is -12.5x. Take half its coefficient (-6.25). Square it (39.0625) and add it to both sides. Add '39.0625' to each side of the equation. -12.5x + 39.0625 + x2 = -29.575625 + 39.0625 Reorder the terms: 39.0625 + -12.5x + x2 = -29.575625 + 39.0625 Combine like terms: -29.575625 + 39.0625 = 9.486875 39.0625 + -12.5x + x2 = 9.486875 Factor a perfect square on the left side: (x + -6.25)(x + -6.25) = 9.486875 Calculate the square root of the right side: 3.080077109 Break this problem into two subproblems by setting (x + -6.25) equal to 3.080077109 and -3.080077109.Subproblem 1
x + -6.25 = 3.080077109 Simplifying x + -6.25 = 3.080077109 Reorder the terms: -6.25 + x = 3.080077109 Solving -6.25 + x = 3.080077109 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6.25' to each side of the equation. -6.25 + 6.25 + x = 3.080077109 + 6.25 Combine like terms: -6.25 + 6.25 = 0.00 0.00 + x = 3.080077109 + 6.25 x = 3.080077109 + 6.25 Combine like terms: 3.080077109 + 6.25 = 9.330077109 x = 9.330077109 Simplifying x = 9.330077109Subproblem 2
x + -6.25 = -3.080077109 Simplifying x + -6.25 = -3.080077109 Reorder the terms: -6.25 + x = -3.080077109 Solving -6.25 + x = -3.080077109 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6.25' to each side of the equation. -6.25 + 6.25 + x = -3.080077109 + 6.25 Combine like terms: -6.25 + 6.25 = 0.00 0.00 + x = -3.080077109 + 6.25 x = -3.080077109 + 6.25 Combine like terms: -3.080077109 + 6.25 = 3.169922891 x = 3.169922891 Simplifying x = 3.169922891Solution
The solution to the problem is based on the solutions from the subproblems. x = {9.330077109, 3.169922891}
| 11x-10=10x+7 | | 11-10=10x+7 | | [2k+1]=-10000 | | 9+5x=-15+x | | f(x)=ln(x)+x | | 8x+1=5*5 | | 16x*16x-4x+5-(16x*16x-8x)+1= | | 12x^3-28=-15 | | 2x^2-x-15=(2x+5)x | | x^4-11x^3-13x^2+11x+12=0 | | 16x*16x= | | 3/4x=3/13 | | 9x+8y=69 | | 2(1-x)=6(2+x) | | P=R/S8 | | 2(7+x)=-1-5x+4x | | x-6=10+2x | | f(x)=x^3+4x^2-3x-6 | | x-6=10+x | | 2/5x-1/4x=9.6 | | 3(x-3)=2(x-1) | | 80=2(4w+5)+2w | | -64x*3y*2/8y*5 | | 2(4x+7)=x+49+2x | | f(x)=2x^3+7x^2-7x+10 | | 12x^2-10xy-8y^2=0 | | 4(-x+7)-x=-(x-12) | | 7(5x+3m)= | | f(x)=5x^4+12x^3-16x^2+10 | | 18x-25-11x+49=3 | | 4-3(y+2)=-y | | lne^7= |