Apack of cinnamon scented pencils sells for $4.00. what is the sales tax rate if the total cost of the pencils is $4.32?

Which expresions are equivalent to the one below? check all that apply. 5x

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²

Solve by any method (graphing, substitution or linear combination)y = x - 82x + 3y = 1a) (2, -6)b) (5, -3)c) (4, -4)d) (0, -8)i figured it out. the answer is (5, -3)