If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 3x2 + 12x + -91 = 0 Reorder the terms: -91 + 12x + 3x2 = 0 Solving -91 + 12x + 3x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. -30.33333333 + 4x + x2 = 0 Move the constant term to the right: Add '30.33333333' to each side of the equation. -30.33333333 + 4x + 30.33333333 + x2 = 0 + 30.33333333 Reorder the terms: -30.33333333 + 30.33333333 + 4x + x2 = 0 + 30.33333333 Combine like terms: -30.33333333 + 30.33333333 = 0.00000000 0.00000000 + 4x + x2 = 0 + 30.33333333 4x + x2 = 0 + 30.33333333 Combine like terms: 0 + 30.33333333 = 30.33333333 4x + x2 = 30.33333333 The x term is 4x. Take half its coefficient (2). Square it (4) and add it to both sides. Add '4' to each side of the equation. 4x + 4 + x2 = 30.33333333 + 4 Reorder the terms: 4 + 4x + x2 = 30.33333333 + 4 Combine like terms: 30.33333333 + 4 = 34.33333333 4 + 4x + x2 = 34.33333333 Factor a perfect square on the left side: (x + 2)(x + 2) = 34.33333333 Calculate the square root of the right side: 5.859465277 Break this problem into two subproblems by setting (x + 2) equal to 5.859465277 and -5.859465277.Subproblem 1
x + 2 = 5.859465277 Simplifying x + 2 = 5.859465277 Reorder the terms: 2 + x = 5.859465277 Solving 2 + x = 5.859465277 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = 5.859465277 + -2 Combine like terms: 2 + -2 = 0 0 + x = 5.859465277 + -2 x = 5.859465277 + -2 Combine like terms: 5.859465277 + -2 = 3.859465277 x = 3.859465277 Simplifying x = 3.859465277Subproblem 2
x + 2 = -5.859465277 Simplifying x + 2 = -5.859465277 Reorder the terms: 2 + x = -5.859465277 Solving 2 + x = -5.859465277 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = -5.859465277 + -2 Combine like terms: 2 + -2 = 0 0 + x = -5.859465277 + -2 x = -5.859465277 + -2 Combine like terms: -5.859465277 + -2 = -7.859465277 x = -7.859465277 Simplifying x = -7.859465277Solution
The solution to the problem is based on the solutions from the subproblems. x = {3.859465277, -7.859465277}
| 8-4(1+x)=4 | | 5x^3+15x^2-50x= | | 10=37+3x | | -3n-2=2(-6-4n) | | x*2=-64 | | 2.50(x+15)=662.5 | | 2.50(x+15)=412.5 | | Y+2y-5+3y-6= | | t/15=1/6 | | 2x^2-2x-175=0 | | 8p=56+9 | | 46.98=5.8(b-3.1) | | 8+4=2(x+-1) | | 7y+(-2)=-15 | | 3x+2=7x-5-5 | | 67x=19+2x | | K^2-3k=18 | | y/3=-4 | | x+2+2x=6+x+2 | | 4x+5x=3x | | 2x-7+3x+1=180 | | 5/y+2/7=5/7y | | y=-16t^2+80t+5 | | 2log(x)=2.4 | | -14.79=2.9(9.4+x) | | 17/2x+6/7=5/2x | | 3/5=a/5 | | 3y+2x+23q-3y=40-12 | | 7c-3=24 | | 5(x-3)+7(x+4)=74 | | 6y+8-5=11 | | 6x+21=93 |