If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 3x2 + 2x = 165 Reorder the terms: 2x + 3x2 = 165 Solving 2x + 3x2 = 165 Solving for variable 'x'. Reorder the terms: -165 + 2x + 3x2 = 165 + -165 Combine like terms: 165 + -165 = 0 -165 + 2x + 3x2 = 0 Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. -55 + 0.6666666667x + x2 = 0 Move the constant term to the right: Add '55' to each side of the equation. -55 + 0.6666666667x + 55 + x2 = 0 + 55 Reorder the terms: -55 + 55 + 0.6666666667x + x2 = 0 + 55 Combine like terms: -55 + 55 = 0 0 + 0.6666666667x + x2 = 0 + 55 0.6666666667x + x2 = 0 + 55 Combine like terms: 0 + 55 = 55 0.6666666667x + x2 = 55 The x term is 0.6666666667x. Take half its coefficient (0.3333333334). Square it (0.1111111112) and add it to both sides. Add '0.1111111112' to each side of the equation. 0.6666666667x + 0.1111111112 + x2 = 55 + 0.1111111112 Reorder the terms: 0.1111111112 + 0.6666666667x + x2 = 55 + 0.1111111112 Combine like terms: 55 + 0.1111111112 = 55.1111111112 0.1111111112 + 0.6666666667x + x2 = 55.1111111112 Factor a perfect square on the left side: (x + 0.3333333334)(x + 0.3333333334) = 55.1111111112 Calculate the square root of the right side: 7.423685817 Break this problem into two subproblems by setting (x + 0.3333333334) equal to 7.423685817 and -7.423685817.Subproblem 1
x + 0.3333333334 = 7.423685817 Simplifying x + 0.3333333334 = 7.423685817 Reorder the terms: 0.3333333334 + x = 7.423685817 Solving 0.3333333334 + x = 7.423685817 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.3333333334' to each side of the equation. 0.3333333334 + -0.3333333334 + x = 7.423685817 + -0.3333333334 Combine like terms: 0.3333333334 + -0.3333333334 = 0.0000000000 0.0000000000 + x = 7.423685817 + -0.3333333334 x = 7.423685817 + -0.3333333334 Combine like terms: 7.423685817 + -0.3333333334 = 7.0903524836 x = 7.0903524836 Simplifying x = 7.0903524836Subproblem 2
x + 0.3333333334 = -7.423685817 Simplifying x + 0.3333333334 = -7.423685817 Reorder the terms: 0.3333333334 + x = -7.423685817 Solving 0.3333333334 + x = -7.423685817 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.3333333334' to each side of the equation. 0.3333333334 + -0.3333333334 + x = -7.423685817 + -0.3333333334 Combine like terms: 0.3333333334 + -0.3333333334 = 0.0000000000 0.0000000000 + x = -7.423685817 + -0.3333333334 x = -7.423685817 + -0.3333333334 Combine like terms: -7.423685817 + -0.3333333334 = -7.7570191504 x = -7.7570191504 Simplifying x = -7.7570191504Solution
The solution to the problem is based on the solutions from the subproblems. x = {7.0903524836, -7.7570191504}
| 22/40=22/x | | 7q-4=17 | | 9(y-4)/2=-4y | | (x-1)(x-3)=166 | | 15%x=141 | | (3x+5)(4x-8)=0 | | 4b+6=14 | | 1/2x+3=125 | | g/2+5=12 | | x^6+3=4 | | -115+9x=x+61 | | 2x+7y=-6 | | (2x+9)(3x-9)=0 | | 5t+3=8 | | -5(x-9)+7=52 | | x^2+16x-36=7x | | 0.4x*0.9x=1.44 | | 28x=266 | | (v+7)(4v+5)=0 | | (4m-3)(m+8)=0 | | 0.42=(66-x)/4 | | (6a+5)(5a+3)= | | 120+4x=5x+12 | | 16x+105=180 | | 3(2N+1)=4(7-N) | | -47+9x-3x=79 | | in(n^2+12)=in(-9n-2) | | 4x+40=119 | | 2+4(4x-5)=7-3(2z+1) | | 8x+111=180 | | 12(x+3)=3(4x+4)+24 | | 8x-6=8(x+4) |