If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying j2 + 15j + -4 = 0 Reorder the terms: -4 + 15j + j2 = 0 Solving -4 + 15j + j2 = 0 Solving for variable 'j'. Begin completing the square. Move the constant term to the right: Add '4' to each side of the equation. -4 + 15j + 4 + j2 = 0 + 4 Reorder the terms: -4 + 4 + 15j + j2 = 0 + 4 Combine like terms: -4 + 4 = 0 0 + 15j + j2 = 0 + 4 15j + j2 = 0 + 4 Combine like terms: 0 + 4 = 4 15j + j2 = 4 The j term is 15j. Take half its coefficient (7.5). Square it (56.25) and add it to both sides. Add '56.25' to each side of the equation. 15j + 56.25 + j2 = 4 + 56.25 Reorder the terms: 56.25 + 15j + j2 = 4 + 56.25 Combine like terms: 4 + 56.25 = 60.25 56.25 + 15j + j2 = 60.25 Factor a perfect square on the left side: (j + 7.5)(j + 7.5) = 60.25 Calculate the square root of the right side: 7.762087348 Break this problem into two subproblems by setting (j + 7.5) equal to 7.762087348 and -7.762087348.Subproblem 1
j + 7.5 = 7.762087348 Simplifying j + 7.5 = 7.762087348 Reorder the terms: 7.5 + j = 7.762087348 Solving 7.5 + j = 7.762087348 Solving for variable 'j'. Move all terms containing j to the left, all other terms to the right. Add '-7.5' to each side of the equation. 7.5 + -7.5 + j = 7.762087348 + -7.5 Combine like terms: 7.5 + -7.5 = 0.0 0.0 + j = 7.762087348 + -7.5 j = 7.762087348 + -7.5 Combine like terms: 7.762087348 + -7.5 = 0.262087348 j = 0.262087348 Simplifying j = 0.262087348Subproblem 2
j + 7.5 = -7.762087348 Simplifying j + 7.5 = -7.762087348 Reorder the terms: 7.5 + j = -7.762087348 Solving 7.5 + j = -7.762087348 Solving for variable 'j'. Move all terms containing j to the left, all other terms to the right. Add '-7.5' to each side of the equation. 7.5 + -7.5 + j = -7.762087348 + -7.5 Combine like terms: 7.5 + -7.5 = 0.0 0.0 + j = -7.762087348 + -7.5 j = -7.762087348 + -7.5 Combine like terms: -7.762087348 + -7.5 = -15.262087348 j = -15.262087348 Simplifying j = -15.262087348Solution
The solution to the problem is based on the solutions from the subproblems. j = {0.262087348, -15.262087348}
| x-0.10x=25.20 | | 20+0.06m=50+0.05m | | 6g+10=70 | | fx=5x-45 | | g^2+29g+10=0 | | 3x+6+2=-7 | | 5a-3b+2a= | | -2q^2-16q+70=0 | | y^2-16y-39=0 | | y^2-16-39=0 | | 7(X+8)+3=7x+5 | | v-7+9=12 | | m^2+2m-49=0 | | log1/6x=-3 | | 15w+-13= | | -3p^2-75p-57=0 | | 5x(a+10)=25 | | -3t^2-66t-111=0 | | 2+2-3= | | 31+0+(-2)= | | 26x+12=5(5x+5) | | 9x+4x+2+9=8x+3+4x | | 180=14x+3 | | m=14x+3 | | (3-4x)-(2x-1)=0 | | 2n+2=172 | | x(x^2-2000)=x(x^2-2) | | 6+7x=3.75 | | 1270.444=2*3.14*r^2+2*3.14*r*17.4 | | -22y=47 | | 7/2÷14/3 | | -3v+16=-9v |