How do you solve 10b - (-b) - 9b-7a+10a+5

2 3^2 (5 7) show work

If f (x) = - 3x + 8, find f (5)

A building has a shadow that is 18 feet long. Will is 5 feet tall, and he is standing next to the building. Will has a shadow that is 3 feet long.

12x=20 140 110 10 40

You are making sets of pens and pencils to sell. You want each set to contain the same combination of pens and pencils. You have 28 pens and 80 pencils, and you want to use them all. What is the greatest number of these sets you can make

A lottery has a grand prize of $160,000, two runner-up prizes of $20,000 each, eleven third-place prizes of $4000 each, and twenty-one consolation prizes of $800 each.

Re-write the decimal 045 as a fraction. Explain how you know your answer is correct.

Turkey weigh 7kg how long to cook

The velocity function for a particle is v (t) = 2t - 5 ft/sec. Find the displacement for the particle from t = 0 to t = 4 sec. (Give answer with units)

At the gym, Ava swims every 10 days, runs every 4 days and cycles every 5 days. If she did all three activities today, in how many days will she do all three activities again on the same day?