Row echelon form of a system of linear equation is:

1   2  4  0  =  1
0   1... (answered by jim_thompson5910,Edwin McCravy)

a) find the slope of the line passing through (8,-4)and (6,-2)
B) use the point slope... (answered by Boreal,josmiceli,MathTherapy)

Perform the indicated operations and reduce the answers to lowest terms:
10/(x+2) +... (answered by solver91311)

Write the standard equation for each Hyperbola.

1. x2 - 100y2 = 100
2. 4y2 - 25x2 =... (answered by lwsshak3)

Work Rate: After working together on a common job, one worker completes x+2/4 of the work  (answered by josmiceli)

Solve: x-8(2x+3)+6(4-5x) is greater than or equal to 2(1-7x)-4(4+6x), I have... (answered by KMST)

Dear Math Tutor,

Please help me with: Write x^2 + 10x + 38 in the form (x+b)^2+c where  (answered by ewatrrr)

Bill and Jenna are solving the quadratic equation x^2 - x = 12. 

Bill solved this way 
 (answered by jim_thompson5910)