Simplify: 1.) 4y(4y-4)-4(-4y+5+4y2)

2.) (2/3)a-(3/4)b+(2/5)a+12-(7/4)b-5

3.) 13a2+14-17a-12a2+12a+6a-a2

4.) (4/3)x+7-(2/5)y+(3/4)x+(7/5)y+3

5.) -15+23r+9r2-16r+10

An episode of a television show is 60 minutes long when it originally airs with commercials. on a dvd without commercials, the episode is only 417 minutes long. how many1-minute commercials did the episode include when it originally aired? write and solve an equation to justify your answer.

Describe the domain and range of y=2(3)^x-2+5

Iwill give ! if m∠a=59 and m∠3=81°, what is m∠b? m∠b= _[blank]_°