X+6 for X=7

P/5 for p=30

2x+y for x=5, y=4

Please Evaluate these.

Rewrite the following quadratic functions in intercept or factored form. show your work. f(t) = 20t^2 + 14t - 12

What is the value of x in the equation 1.5x+4-3=4.5(x-2)?

The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.