mark sold 461 tickets for the school play.

student tickets cost $3 and adult tickets cost $4. mark's sales totaled $1624.

write and solve a system of equations to determine how many adult and student tickets mark sold?

a. 220 adult, 241 student

b. 236 adult, 225 student

c. 241 adult, 220 student

d. 225 adult, 236 student

Multiply −2x(6x^4−7x^2+x−5) express the answer in standard form. enter your answer in the box.

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

Are the corresponding angles congruent? explain why or why not.