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 + 8 = 0 Reorder the terms: 8 + 12x + 3x2 = 0 Solving 8 + 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'. 2.666666667 + 4x + x2 = 0 Move the constant term to the right: Add '-2.666666667' to each side of the equation. 2.666666667 + 4x + -2.666666667 + x2 = 0 + -2.666666667 Reorder the terms: 2.666666667 + -2.666666667 + 4x + x2 = 0 + -2.666666667 Combine like terms: 2.666666667 + -2.666666667 = 0.000000000 0.000000000 + 4x + x2 = 0 + -2.666666667 4x + x2 = 0 + -2.666666667 Combine like terms: 0 + -2.666666667 = -2.666666667 4x + x2 = -2.666666667 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 = -2.666666667 + 4 Reorder the terms: 4 + 4x + x2 = -2.666666667 + 4 Combine like terms: -2.666666667 + 4 = 1.333333333 4 + 4x + x2 = 1.333333333 Factor a perfect square on the left side: (x + 2)(x + 2) = 1.333333333 Calculate the square root of the right side: 1.154700538 Break this problem into two subproblems by setting (x + 2) equal to 1.154700538 and -1.154700538.Subproblem 1
x + 2 = 1.154700538 Simplifying x + 2 = 1.154700538 Reorder the terms: 2 + x = 1.154700538 Solving 2 + x = 1.154700538 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 = 1.154700538 + -2 Combine like terms: 2 + -2 = 0 0 + x = 1.154700538 + -2 x = 1.154700538 + -2 Combine like terms: 1.154700538 + -2 = -0.845299462 x = -0.845299462 Simplifying x = -0.845299462Subproblem 2
x + 2 = -1.154700538 Simplifying x + 2 = -1.154700538 Reorder the terms: 2 + x = -1.154700538 Solving 2 + x = -1.154700538 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 = -1.154700538 + -2 Combine like terms: 2 + -2 = 0 0 + x = -1.154700538 + -2 x = -1.154700538 + -2 Combine like terms: -1.154700538 + -2 = -3.154700538 x = -3.154700538 Simplifying x = -3.154700538Solution
The solution to the problem is based on the solutions from the subproblems. x = {-0.845299462, -3.154700538}
| 78-240t= | | 120=x+7/8x | | 12x=4(6x+15) | | 2n+13=4n+2 | | 5a-10=3(a+1)+13a+1 | | (6/x)=(10/9x)+1 | | 8+1.6a=6 | | (-6)=8-7v | | 0=-10x+3 | | r-46=38 | | 10g-16=24 | | 910=2(3w-65)+2w | | 9(-2)-8(5)= | | X+13=10-5x | | 4m+31=7m+1 | | -2-4(-5M-1)= | | 3x+4=61 | | -3=3x-9 | | 7x+3=n | | 0=x^2-7 | | 840=2(3w-60)+2w | | 8-3x+x=56 | | 7x+3=5y+2 | | 3x+6+2x+x=180 | | -2/3y-1/5/6=-3y+7.5 | | 28/x-(26/x-3)+4 | | -61(x-60)=x+99 | | (2x+10)/2=(3x+15)/3 | | 4/9x8/17 | | -x+3+11x=-5+2x+16 | | 2(x+12)-2=3(x-2) | | 9x+2+x=1+5x-24 |