he Laser family went to the movie theater. Tickets were $7.50 each, a bag of popcorn was $3.50, and a soda was $2.00. How much will the family pay for 4 movie tickets, 3 bags of popcorn, and 2 sodas? (USE the DOLLAR SIGN "$" IN FRONT of your ANSWER)\

Taking algebra two apex courses and need with these questions

The manufacturer of a new product developed the following expression to predict the monthly profit, in thousands of dollars, from sales of the productwhen it is sold at a unit price of x dollars.-0.5x^2 + 22x - 224what is represented by the zero(s) of the expression? a.the profit when the unit price is equal to 0b.the unit price(s) when the profit is equal to 0c.the profit when the unit price is greatestd.the unit price(s) when profit is greatest

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11