If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 2x2 + 9.42x + -50.8 = 0 Reorder the terms: -50.8 + 9.42x + 2x2 = 0 Solving -50.8 + 9.42x + 2x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 2 the coefficient of the squared term: Divide each side by '2'. -25.4 + 4.71x + x2 = 0 Move the constant term to the right: Add '25.4' to each side of the equation. -25.4 + 4.71x + 25.4 + x2 = 0 + 25.4 Reorder the terms: -25.4 + 25.4 + 4.71x + x2 = 0 + 25.4 Combine like terms: -25.4 + 25.4 = 0.0 0.0 + 4.71x + x2 = 0 + 25.4 4.71x + x2 = 0 + 25.4 Combine like terms: 0 + 25.4 = 25.4 4.71x + x2 = 25.4 The x term is 4.71x. Take half its coefficient (2.355). Square it (5.546025) and add it to both sides. Add '5.546025' to each side of the equation. 4.71x + 5.546025 + x2 = 25.4 + 5.546025 Reorder the terms: 5.546025 + 4.71x + x2 = 25.4 + 5.546025 Combine like terms: 25.4 + 5.546025 = 30.946025 5.546025 + 4.71x + x2 = 30.946025 Factor a perfect square on the left side: (x + 2.355)(x + 2.355) = 30.946025 Calculate the square root of the right side: 5.562915153 Break this problem into two subproblems by setting (x + 2.355) equal to 5.562915153 and -5.562915153.Subproblem 1
x + 2.355 = 5.562915153 Simplifying x + 2.355 = 5.562915153 Reorder the terms: 2.355 + x = 5.562915153 Solving 2.355 + x = 5.562915153 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.355' to each side of the equation. 2.355 + -2.355 + x = 5.562915153 + -2.355 Combine like terms: 2.355 + -2.355 = 0.000 0.000 + x = 5.562915153 + -2.355 x = 5.562915153 + -2.355 Combine like terms: 5.562915153 + -2.355 = 3.207915153 x = 3.207915153 Simplifying x = 3.207915153Subproblem 2
x + 2.355 = -5.562915153 Simplifying x + 2.355 = -5.562915153 Reorder the terms: 2.355 + x = -5.562915153 Solving 2.355 + x = -5.562915153 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.355' to each side of the equation. 2.355 + -2.355 + x = -5.562915153 + -2.355 Combine like terms: 2.355 + -2.355 = 0.000 0.000 + x = -5.562915153 + -2.355 x = -5.562915153 + -2.355 Combine like terms: -5.562915153 + -2.355 = -7.917915153 x = -7.917915153 Simplifying x = -7.917915153Solution
The solution to the problem is based on the solutions from the subproblems. x = {3.207915153, -7.917915153}
| -6(x-7)=-54 | | 17616+550x=74816 | | 6(2x+3x)=30 | | 2-(4x-6)=x | | 7x+28+x=180 | | 20x+y=78 | | 9x+11-5x=39 | | (40-X)*1/5=65 | | -x^2-2x-48=0 | | 5x+3(9-2x)=-18 | | 45+x=(3x+5) | | 25y=15y+75y | | 23x-9x+19=-79 | | 200*(1/3) | | 1000*q=7.2149 | | -15k+33k=0 | | 6x+3=15x | | X/8=2.5/4 | | 45y=6x+1 | | S=L(8+RS)forS | | 16x+40=4(x+25) | | 15x-6=45 | | 2.5=7.7+y | | 9a^2-30-3a=0 | | 16x+40=4[x+25] | | 4f-11=7+3f | | X^6+X^4+X^2=0 | | 3400=2.50+4.00 | | H=-16+48+3 | | 0.2x+0.7=2.3 | | 23x-9x+19=79 | | 5+6y=-11 |