If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying (x + -3)(9x + -5) = 1 Reorder the terms: (-3 + x)(9x + -5) = 1 Reorder the terms: (-3 + x)(-5 + 9x) = 1 Multiply (-3 + x) * (-5 + 9x) (-3(-5 + 9x) + x(-5 + 9x)) = 1 ((-5 * -3 + 9x * -3) + x(-5 + 9x)) = 1 ((15 + -27x) + x(-5 + 9x)) = 1 (15 + -27x + (-5 * x + 9x * x)) = 1 (15 + -27x + (-5x + 9x2)) = 1 Combine like terms: -27x + -5x = -32x (15 + -32x + 9x2) = 1 Solving 15 + -32x + 9x2 = 1 Solving for variable 'x'. Reorder the terms: 15 + -1 + -32x + 9x2 = 1 + -1 Combine like terms: 15 + -1 = 14 14 + -32x + 9x2 = 1 + -1 Combine like terms: 1 + -1 = 0 14 + -32x + 9x2 = 0 Begin completing the square. Divide all terms by 9 the coefficient of the squared term: Divide each side by '9'. 1.555555556 + -3.555555556x + x2 = 0 Move the constant term to the right: Add '-1.555555556' to each side of the equation. 1.555555556 + -3.555555556x + -1.555555556 + x2 = 0 + -1.555555556 Reorder the terms: 1.555555556 + -1.555555556 + -3.555555556x + x2 = 0 + -1.555555556 Combine like terms: 1.555555556 + -1.555555556 = 0.000000000 0.000000000 + -3.555555556x + x2 = 0 + -1.555555556 -3.555555556x + x2 = 0 + -1.555555556 Combine like terms: 0 + -1.555555556 = -1.555555556 -3.555555556x + x2 = -1.555555556 The x term is -3.555555556x. Take half its coefficient (-1.777777778). Square it (3.160493828) and add it to both sides. Add '3.160493828' to each side of the equation. -3.555555556x + 3.160493828 + x2 = -1.555555556 + 3.160493828 Reorder the terms: 3.160493828 + -3.555555556x + x2 = -1.555555556 + 3.160493828 Combine like terms: -1.555555556 + 3.160493828 = 1.604938272 3.160493828 + -3.555555556x + x2 = 1.604938272 Factor a perfect square on the left side: (x + -1.777777778)(x + -1.777777778) = 1.604938272 Calculate the square root of the right side: 1.266861584 Break this problem into two subproblems by setting (x + -1.777777778) equal to 1.266861584 and -1.266861584.Subproblem 1
x + -1.777777778 = 1.266861584 Simplifying x + -1.777777778 = 1.266861584 Reorder the terms: -1.777777778 + x = 1.266861584 Solving -1.777777778 + x = 1.266861584 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.777777778' to each side of the equation. -1.777777778 + 1.777777778 + x = 1.266861584 + 1.777777778 Combine like terms: -1.777777778 + 1.777777778 = 0.000000000 0.000000000 + x = 1.266861584 + 1.777777778 x = 1.266861584 + 1.777777778 Combine like terms: 1.266861584 + 1.777777778 = 3.044639362 x = 3.044639362 Simplifying x = 3.044639362Subproblem 2
x + -1.777777778 = -1.266861584 Simplifying x + -1.777777778 = -1.266861584 Reorder the terms: -1.777777778 + x = -1.266861584 Solving -1.777777778 + x = -1.266861584 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.777777778' to each side of the equation. -1.777777778 + 1.777777778 + x = -1.266861584 + 1.777777778 Combine like terms: -1.777777778 + 1.777777778 = 0.000000000 0.000000000 + x = -1.266861584 + 1.777777778 x = -1.266861584 + 1.777777778 Combine like terms: -1.266861584 + 1.777777778 = 0.510916194 x = 0.510916194 Simplifying x = 0.510916194Solution
The solution to the problem is based on the solutions from the subproblems. x = {3.044639362, 0.510916194}
| -0.125c=4 | | 75/83=n/747 | | z-15=-2 | | 10-4x+5x=8 | | f(x)=10x^5 | | y=30(1)+30 | | 2.25=4 | | 16-x=-2 | | n+(n+2)+n+4=42 | | z+17=29 | | -0.25x=7 | | ln(5)-ln(4x)=5 | | 6x-14/5=2x | | y=30(1) | | 7x+1+3=21 | | y=35(1)+30 | | .375p-3=.125p-5 | | x=sin(2*3.14156) | | 108=a+b | | .4x-1=.5x+2 | | x=pi | | -2(2.5)-3y=-7 | | 4m+2m-5m-1=14 | | =9y^2+9y+2 | | x=sin(pi*2) | | .4x-1=l | | (16/6)*x=0.5 | | 6x^2+48x=12 | | x=x^2-2*x-6 | | x=x^2-2*x+6 | | 3/4x-1*3/4x-1 | | 4z+y-2z+14y= |