While you and your family are visiting Martha's Vineyard, you rent a bicycle for $7 per hour Your cost before the tax is added is $28. Write and solve an equation to find the number of
hours that you rented the bicycle.

The product of two negative rational numbers is always zero sometimes zero never zero

Determine the domain and range of the given function. the domain is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}. the range is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}.

If a and −a are numbers on the number line, which expression must give the distance between them? a) 0 b) a c) |2a| d) |a|