Graph the line by potting any two ordered pairs with integer value coordinates that satisfy the equation 3y=3

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?

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?