Which of these is a solution to the equation 2(x – 5) = 9 – 3x + 6 + 8 + 3x + 7? a. x = 10 b. x = 20 c. x = 40 d. x = 80

If x = 12 and y = 3, what is the value of x - y 2? 81 6 3 18

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

Afamily has two cars. the first car has a fuel efficiency of 25 miles per gallon of gas and the second has a fuel efficiency of 15 miles per gallon of gas. during one particular week, the two cars went a combined total of 1025 miles, for a total gas consumption of 55 gallons. how many gallons were consumed by each of the two cars that week?