ladybug Please Help!!

solve equation (x+1)(x-2)=54 Eric stated that the solution would be (x+1)=54==> x=53 or (x-2)=54==> x=56 However at least one of these solutions fails to work when substituted back in the orginial equation. Why is that? Please help Eric to understand bett...

Solve using elimination method. If the system has no system or infinite number of solutions, state this. Please show all work. I need to show how I came about my answer. I need this as soon as possible please. I would appreciate any and all help!! 2x+2y=2...

Rewrite with positive exponents assume that even roots are nonegative and that all demonintors are nonzero. (6xy) -3 --- 4 The parenthesis is supoose to be around the line as well as the four. I just don't know how to make my computer do that. This is wha...

for the given equation, list the intercepts and test for symmetry. y=x^2-x-20 Can someone please help me?

2x+2y=20 2x-2y=4 _________ 4y= 16 y=16 2x+2(40)=20 2x+8=20 2x=12 x=6 (x,y)= (6,4) Is this correct???