If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 3x * x + 32x + 15 = 0 Multiply x * x 3x2 + 32x + 15 = 0 Reorder the terms: 15 + 32x + 3x2 = 0 Solving 15 + 32x + 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'. 5 + 10.66666667x + x2 = 0 Move the constant term to the right: Add '-5' to each side of the equation. 5 + 10.66666667x + -5 + x2 = 0 + -5 Reorder the terms: 5 + -5 + 10.66666667x + x2 = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 10.66666667x + x2 = 0 + -5 10.66666667x + x2 = 0 + -5 Combine like terms: 0 + -5 = -5 10.66666667x + x2 = -5 The x term is 10.66666667x. Take half its coefficient (5.333333335). Square it (28.44444446) and add it to both sides. Add '28.44444446' to each side of the equation. 10.66666667x + 28.44444446 + x2 = -5 + 28.44444446 Reorder the terms: 28.44444446 + 10.66666667x + x2 = -5 + 28.44444446 Combine like terms: -5 + 28.44444446 = 23.44444446 28.44444446 + 10.66666667x + x2 = 23.44444446 Factor a perfect square on the left side: (x + 5.333333335)(x + 5.333333335) = 23.44444446 Calculate the square root of the right side: 4.84194635 Break this problem into two subproblems by setting (x + 5.333333335) equal to 4.84194635 and -4.84194635.Subproblem 1
x + 5.333333335 = 4.84194635 Simplifying x + 5.333333335 = 4.84194635 Reorder the terms: 5.333333335 + x = 4.84194635 Solving 5.333333335 + x = 4.84194635 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-5.333333335' to each side of the equation. 5.333333335 + -5.333333335 + x = 4.84194635 + -5.333333335 Combine like terms: 5.333333335 + -5.333333335 = 0.000000000 0.000000000 + x = 4.84194635 + -5.333333335 x = 4.84194635 + -5.333333335 Combine like terms: 4.84194635 + -5.333333335 = -0.491386985 x = -0.491386985 Simplifying x = -0.491386985Subproblem 2
x + 5.333333335 = -4.84194635 Simplifying x + 5.333333335 = -4.84194635 Reorder the terms: 5.333333335 + x = -4.84194635 Solving 5.333333335 + x = -4.84194635 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-5.333333335' to each side of the equation. 5.333333335 + -5.333333335 + x = -4.84194635 + -5.333333335 Combine like terms: 5.333333335 + -5.333333335 = 0.000000000 0.000000000 + x = -4.84194635 + -5.333333335 x = -4.84194635 + -5.333333335 Combine like terms: -4.84194635 + -5.333333335 = -10.175279685 x = -10.175279685 Simplifying x = -10.175279685Solution
The solution to the problem is based on the solutions from the subproblems. x = {-0.491386985, -10.175279685}
| 7x+3x-6x= | | s=4*3.14*110.25 | | x^2+10x+45=-4x | | 3y-3y+4x= | | 4t^2=121 | | 16.5=3.14r+6.28 | | 9y-7=50 | | 5(b-3)+7= | | y=0.2x^2+x+4 | | 3m+10-7m=6(m+3)-10m | | 10x+2-6x+1=8x+1-x+4 | | y=0.2x+x+4 | | (-3x-y)-(-2x-y)= | | f(x)=-x+4x+1 | | 8X^2-28X+28=0 | | 4(x^5-x)=-1 | | 20=5(-3)-2b | | (7x+20)+146=90 | | (7x+20)+146=180 | | (m-n+k)(m+4n-5k)= | | (2x)+(x)+(3x)=90 | | x^2-13x-21=-5x-1 | | 2x+20=7x-31 | | 2x+5x=3x+x+30 | | 15+5(3b-2)=-40 | | 3x+5-x+7= | | 5a-2(3-4a)=6a-(a-2) | | 0.83t+4=2-0.16t | | 49+y=7 | | x(x-20)=4800 | | 3x^3+x^2=48+16 | | -36= |