The mathematical expression 2 e v means.
a) 2 is an element of set w
b) 2 is a subset of set w
c) 2 is an element of set v
d) none of the above

The variable z is directly proportional to x, and inversely proportional to y. when x is 4 and y is 13, z has the value 1.2307692307692. what is the value of z when x= 9, and y= 20

Which of the symbols correctly relates the two numbers below check all that apply 6? 6

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8