The price of an item is $35 but you have to pay $38.22 what is the sale tax rate?

Which of the following lines is not parallel to the graph of y = 4x +7?

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?

The suare root of 9x plus 7 plus the square rot of 2x equall to 7