If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 2x2 + -21x + -30 = 0 Reorder the terms: -30 + -21x + 2x2 = 0 Solving -30 + -21x + 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'. -15 + -10.5x + x2 = 0 Move the constant term to the right: Add '15' to each side of the equation. -15 + -10.5x + 15 + x2 = 0 + 15 Reorder the terms: -15 + 15 + -10.5x + x2 = 0 + 15 Combine like terms: -15 + 15 = 0 0 + -10.5x + x2 = 0 + 15 -10.5x + x2 = 0 + 15 Combine like terms: 0 + 15 = 15 -10.5x + x2 = 15 The x term is -10.5x. Take half its coefficient (-5.25). Square it (27.5625) and add it to both sides. Add '27.5625' to each side of the equation. -10.5x + 27.5625 + x2 = 15 + 27.5625 Reorder the terms: 27.5625 + -10.5x + x2 = 15 + 27.5625 Combine like terms: 15 + 27.5625 = 42.5625 27.5625 + -10.5x + x2 = 42.5625 Factor a perfect square on the left side: (x + -5.25)(x + -5.25) = 42.5625 Calculate the square root of the right side: 6.523994175 Break this problem into two subproblems by setting (x + -5.25) equal to 6.523994175 and -6.523994175.Subproblem 1
x + -5.25 = 6.523994175 Simplifying x + -5.25 = 6.523994175 Reorder the terms: -5.25 + x = 6.523994175 Solving -5.25 + x = 6.523994175 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '5.25' to each side of the equation. -5.25 + 5.25 + x = 6.523994175 + 5.25 Combine like terms: -5.25 + 5.25 = 0.00 0.00 + x = 6.523994175 + 5.25 x = 6.523994175 + 5.25 Combine like terms: 6.523994175 + 5.25 = 11.773994175 x = 11.773994175 Simplifying x = 11.773994175Subproblem 2
x + -5.25 = -6.523994175 Simplifying x + -5.25 = -6.523994175 Reorder the terms: -5.25 + x = -6.523994175 Solving -5.25 + x = -6.523994175 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '5.25' to each side of the equation. -5.25 + 5.25 + x = -6.523994175 + 5.25 Combine like terms: -5.25 + 5.25 = 0.00 0.00 + x = -6.523994175 + 5.25 x = -6.523994175 + 5.25 Combine like terms: -6.523994175 + 5.25 = -1.273994175 x = -1.273994175 Simplifying x = -1.273994175Solution
The solution to the problem is based on the solutions from the subproblems. x = {11.773994175, -1.273994175}
| 10+x/4=9 | | 25-6x=-5(x-6) | | 2x^2-2x+0.5=0 | | 8-x=4+3x | | p+6=-12+3p+4p | | (6a^2-b)(5a^2+6b)= | | -5(-3m-3)=105 | | x+8+3x=12 | | 1/4+6b | | 118-6x=6x+20 | | -68=-4(7+x) | | 6(r-3)=-21+7r | | 18-2(x+(x-5))= | | 1/2(n-6)=0 | | 200=8(8+n) | | 2+-6=(2t+4) | | 5n^7-8=686 | | -7x+8(1-3x)=40+x | | 6x=-17 | | 5x-1=5(x+1) | | 4(2-x)+3x=-2(x+1) | | -19-6x=6x+20 | | x^2-9x+33=4x-3 | | 8.00+40h+12.00h=500.00 | | -4-5x=12x-9 | | 4n^9+8=11388 | | x^2-2x-26=9 | | 24=3(-7+v) | | 10x-4=40x+8 | | 3n^4+2=888 | | 0.1(8+2x)+4.1=6.3 | | 2(w-3)=3(w+1) |