Tuesday
December 10, 2013

# Posts by maya

Total # Posts: 279

Algebra
Perform the indicated operation and state the domain. Let f(x)=x-1 and g(x)=x+1 f(x) - g(x) Heres my work (x-1) - (x+1) x-x=0 and -1-1=-2 Answer =-2 because the x's cancel each other out. How do i find the domain when there is no x in the answer?

algebra
use the Substitution Method. Please give it a try. y = 3x + 4 5x + 3y = 12 Why is the substitution method preferred in this case?

chemistry
0.03125M

physics
what is the prarticle diagram for the thermite reaction?

math
how do you solve: -3y=3x-9 and 2x-4y=12 and -3x=2y

math
wow thanks rieny :)

math
rieny that doesent make sense it cant be.

math
im in grade 4 i dont know what that is

math
im in grade 4 i dont know what that is

math
the floor of a room is a rectangle. it has a perimeter of 22m and an area of 24 square meters. what are the length and width of the room?

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