j^2-26j=17

Simple and best practice solution for j^2-26j=17 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for j^2-26j=17 equation:


Simplifying
j2 + -26j = 17

Reorder the terms:
-26j + j2 = 17

Solving
-26j + j2 = 17

Solving for variable 'j'.

Reorder the terms:
-17 + -26j + j2 = 17 + -17

Combine like terms: 17 + -17 = 0
-17 + -26j + j2 = 0

Begin completing the square.

Move the constant term to the right:

Add '17' to each side of the equation.
-17 + -26j + 17 + j2 = 0 + 17

Reorder the terms:
-17 + 17 + -26j + j2 = 0 + 17

Combine like terms: -17 + 17 = 0
0 + -26j + j2 = 0 + 17
-26j + j2 = 0 + 17

Combine like terms: 0 + 17 = 17
-26j + j2 = 17

The j term is -26j.  Take half its coefficient (-13).
Square it (169) and add it to both sides.

Add '169' to each side of the equation.
-26j + 169 + j2 = 17 + 169

Reorder the terms:
169 + -26j + j2 = 17 + 169

Combine like terms: 17 + 169 = 186
169 + -26j + j2 = 186

Factor a perfect square on the left side:
(j + -13)(j + -13) = 186

Calculate the square root of the right side: 13.638181697

Break this problem into two subproblems by setting 
(j + -13) equal to 13.638181697 and -13.638181697.

Subproblem 1

j + -13 = 13.638181697 Simplifying j + -13 = 13.638181697 Reorder the terms: -13 + j = 13.638181697 Solving -13 + j = 13.638181697 Solving for variable 'j'. Move all terms containing j to the left, all other terms to the right. Add '13' to each side of the equation. -13 + 13 + j = 13.638181697 + 13 Combine like terms: -13 + 13 = 0 0 + j = 13.638181697 + 13 j = 13.638181697 + 13 Combine like terms: 13.638181697 + 13 = 26.638181697 j = 26.638181697 Simplifying j = 26.638181697

Subproblem 2

j + -13 = -13.638181697 Simplifying j + -13 = -13.638181697 Reorder the terms: -13 + j = -13.638181697 Solving -13 + j = -13.638181697 Solving for variable 'j'. Move all terms containing j to the left, all other terms to the right. Add '13' to each side of the equation. -13 + 13 + j = -13.638181697 + 13 Combine like terms: -13 + 13 = 0 0 + j = -13.638181697 + 13 j = -13.638181697 + 13 Combine like terms: -13.638181697 + 13 = -0.638181697 j = -0.638181697 Simplifying j = -0.638181697

Solution

The solution to the problem is based on the solutions from the subproblems. j = {26.638181697, -0.638181697}

See similar equations:

| 7x-(5x+6)+(x-2)=3x-8 | | x^2+8x-43=0 | | s-2+s+14=s+48 | | 0.5x+2=x+8 | | 6x-1/2=3 | | -4(5x-8)=-48 | | s-2+s+14+x=s+48 | | -22=2(x+4)-7x | | x+(x+1)=168 | | 4x+25=-8x+61 | | k^2x^2-8x+4=0 | | d^2+4d=23 | | -3(5y-10)-y=-2(y-5) | | 2y+1+3x-2+x-w+1+3-4w=22 | | 90=.65xX | | y^2-8y=49 | | X^5=5x^3 | | X=504 | | 16+4x^2=0 | | s^2+20s-31=0 | | -4.9x^2+11x+500=0 | | (15)*4=660p | | s-2+s+14+x=180 | | (15)*4=660 | | 0.285714826(14q+3.5)-3q=9 | | 5x^2=3x-7 | | m^2+14m=-15 | | 96=3(3x+8) | | -4.9x^2+12x+500=0 | | (42)n=48 | | y=5+2(x) | | 15y=20y |

Equations solver categories