600*78=
here is truffle!

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?