If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 4x2 + 49x + -120 = 0 Reorder the terms: -120 + 49x + 4x2 = 0 Solving -120 + 49x + 4x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 4 the coefficient of the squared term: Divide each side by '4'. -30 + 12.25x + x2 = 0 Move the constant term to the right: Add '30' to each side of the equation. -30 + 12.25x + 30 + x2 = 0 + 30 Reorder the terms: -30 + 30 + 12.25x + x2 = 0 + 30 Combine like terms: -30 + 30 = 0 0 + 12.25x + x2 = 0 + 30 12.25x + x2 = 0 + 30 Combine like terms: 0 + 30 = 30 12.25x + x2 = 30 The x term is 12.25x. Take half its coefficient (6.125). Square it (37.515625) and add it to both sides. Add '37.515625' to each side of the equation. 12.25x + 37.515625 + x2 = 30 + 37.515625 Reorder the terms: 37.515625 + 12.25x + x2 = 30 + 37.515625 Combine like terms: 30 + 37.515625 = 67.515625 37.515625 + 12.25x + x2 = 67.515625 Factor a perfect square on the left side: (x + 6.125)(x + 6.125) = 67.515625 Calculate the square root of the right side: 8.216789215 Break this problem into two subproblems by setting (x + 6.125) equal to 8.216789215 and -8.216789215.Subproblem 1
x + 6.125 = 8.216789215 Simplifying x + 6.125 = 8.216789215 Reorder the terms: 6.125 + x = 8.216789215 Solving 6.125 + x = 8.216789215 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-6.125' to each side of the equation. 6.125 + -6.125 + x = 8.216789215 + -6.125 Combine like terms: 6.125 + -6.125 = 0.000 0.000 + x = 8.216789215 + -6.125 x = 8.216789215 + -6.125 Combine like terms: 8.216789215 + -6.125 = 2.091789215 x = 2.091789215 Simplifying x = 2.091789215Subproblem 2
x + 6.125 = -8.216789215 Simplifying x + 6.125 = -8.216789215 Reorder the terms: 6.125 + x = -8.216789215 Solving 6.125 + x = -8.216789215 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-6.125' to each side of the equation. 6.125 + -6.125 + x = -8.216789215 + -6.125 Combine like terms: 6.125 + -6.125 = 0.000 0.000 + x = -8.216789215 + -6.125 x = -8.216789215 + -6.125 Combine like terms: -8.216789215 + -6.125 = -14.341789215 x = -14.341789215 Simplifying x = -14.341789215Solution
The solution to the problem is based on the solutions from the subproblems. x = {2.091789215, -14.341789215}
| 2x^3-11x^2+23x-20=0 | | 2x^3-11x^2+23x=20 | | -6x-16=-x^2 | | 3+5x=-65 | | 0.007+0.001x=0.4 | | -8+4=-6x+28 | | 2xy-x+4y-2= | | 35=-70t | | 6x+8+3x+38=180 | | (2x^5+3y^4)(7x^5+3y^4)= | | -2(5y-4)-y=-4(y-4) | | 12x^3=26x^2+16x | | 12x+7=4x+95 | | 7(5n+8)=-3-12(7+9n) | | 43+x+x=101 | | 2.5x^2+2.5x+1= | | 12x=26x^2+16x | | X^2y(4xy^3)= | | 25%300= | | 43-x+x=101 | | 9x-9=-3x-45 | | -8x-6-2x=3(2x-4)+6 | | X^3-2X^2=15X | | 50-(-80)=130 | | 0.92y+2=y+0.4 | | x-y=5forx | | 2x+s+12=132 | | 5x-15=x-7 | | Y=20x+15y=35x | | 5a+4-5a+3= | | 3x-45=21 | | 23.76x=16.1x^2 |