If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 16x2 + -57x + 49 = 0 Reorder the terms: 49 + -57x + 16x2 = 0 Solving 49 + -57x + 16x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 16 the coefficient of the squared term: Divide each side by '16'. 3.0625 + -3.5625x + x2 = 0 Move the constant term to the right: Add '-3.0625' to each side of the equation. 3.0625 + -3.5625x + -3.0625 + x2 = 0 + -3.0625 Reorder the terms: 3.0625 + -3.0625 + -3.5625x + x2 = 0 + -3.0625 Combine like terms: 3.0625 + -3.0625 = 0.0000 0.0000 + -3.5625x + x2 = 0 + -3.0625 -3.5625x + x2 = 0 + -3.0625 Combine like terms: 0 + -3.0625 = -3.0625 -3.5625x + x2 = -3.0625 The x term is -3.5625x. Take half its coefficient (-1.78125). Square it (3.172851563) and add it to both sides. Add '3.172851563' to each side of the equation. -3.5625x + 3.172851563 + x2 = -3.0625 + 3.172851563 Reorder the terms: 3.172851563 + -3.5625x + x2 = -3.0625 + 3.172851563 Combine like terms: -3.0625 + 3.172851563 = 0.110351563 3.172851563 + -3.5625x + x2 = 0.110351563 Factor a perfect square on the left side: (x + -1.78125)(x + -1.78125) = 0.110351563 Calculate the square root of the right side: 0.332192057 Break this problem into two subproblems by setting (x + -1.78125) equal to 0.332192057 and -0.332192057.Subproblem 1
x + -1.78125 = 0.332192057 Simplifying x + -1.78125 = 0.332192057 Reorder the terms: -1.78125 + x = 0.332192057 Solving -1.78125 + x = 0.332192057 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.78125' to each side of the equation. -1.78125 + 1.78125 + x = 0.332192057 + 1.78125 Combine like terms: -1.78125 + 1.78125 = 0.00000 0.00000 + x = 0.332192057 + 1.78125 x = 0.332192057 + 1.78125 Combine like terms: 0.332192057 + 1.78125 = 2.113442057 x = 2.113442057 Simplifying x = 2.113442057Subproblem 2
x + -1.78125 = -0.332192057 Simplifying x + -1.78125 = -0.332192057 Reorder the terms: -1.78125 + x = -0.332192057 Solving -1.78125 + x = -0.332192057 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.78125' to each side of the equation. -1.78125 + 1.78125 + x = -0.332192057 + 1.78125 Combine like terms: -1.78125 + 1.78125 = 0.00000 0.00000 + x = -0.332192057 + 1.78125 x = -0.332192057 + 1.78125 Combine like terms: -0.332192057 + 1.78125 = 1.449057943 x = 1.449057943 Simplifying x = 1.449057943Solution
The solution to the problem is based on the solutions from the subproblems. x = {2.113442057, 1.449057943}
| a+11(a+1)=12a+134 | | x=ln(3.5-x) | | -7(1+8x)=-11-4(5+8x) | | g(x)=x^3-1 | | 15-4v=42 | | -5.2+n=18 | | (4x*x-28x+49)-6(12x-42)(x-3)=0 | | -4(6x-6)=-36-4x | | 5a^2-8a+84=0 | | -17-4b=-3(b+5) | | 36+2.93+0.065= | | 12x+12+5x+10+4=5 | | -3.9=4.4+c | | -8+5(x-1)=-x-31 | | 5-2/3x=-9 | | 3(6+2m)=-7m-21 | | (4x-28x+49)=0 | | ?x-8=2 | | -2.5x+2.3=-17.7 | | 6.6x=-11.88 | | 3(5-8x)+8x=-6+5x | | 9t^2=-9t+54 | | 3(x+2.18)=2x | | (1/4)x=-9 | | 4-6a=3 | | (x-13x)-216=12+60x+234 | | 7x+5=.33(3x-12) | | 2x^2+5xy-y^2=17 | | 15+4n=10 | | -(6-8p)+7=10+5p | | y-(-16)=4 | | 4v^2+324=72v |