2x-3y=-2 y=-4x+2 can someone use substitution method for this question

Jessica is a custodian at oracle arena.she waxes 20 m2 of the floor in 3/5 of an hour. jessica waxes the floor at a constant rate.at this rate how many sqaures meters can she wax per hour

Complete the table for different values of x in the polynomial expression -7x2 + 32x + 240. then, determine the optimal price that the taco truck should sell its tacos for. assume whole dollar amounts for the tacos.

Use the data on the dot plot to answer the question.how many people read for more than three hours last week? i'm on a unit test review