Fast! marking as brainliest​

Combine like terms7y^2 + 7(6y^2 − 8)

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

Noel is hoping to make a profit (in $) on the school play and has determined the function describing the profit to be f(t) = 8t – 2654, where t is the number of tickets sold. what does the number 8 tell you?