Simplify the expression.

3 (7x+2y)

Vince got a haircut from his barber that cost $15 and gave his barber a 20% tip. how much money did vince give his barber for the hair cut tip?

The half life of Pb-210 is 22 years. A decayed animal shows 16% of the original Pb-210 remains; how long has the animal been deceased to the nearest tenth of a year?

Determine whethher 1.2x5^5 or 1.2x10^6 is closer to one million

Cabs R' Us charges $2.00 plus an additional $3.00 per mile for a ride. Call A Cab charges $4.00 plus an additional $3.00 per mile for a ride. At what distance, in miles, will the cost be the same for both companies?

A father is four times as old as his son. In 3 years, the father will be three times as old as the son. How old is each now?

What is the height of a triangle whose base is 8.6 centimeters and whose area is 79.12 square centimeters? round to the nearest tenth

Tanya likes to take walks around the pentagonal garden at her local park. The garden on the left has congruent sides. If Tanya starts at one vertex of the pentagon and walks all the way around the garden, how far has she walked in total?

The surface area of a rectangular prism is found using the formula SA = 2 (lw + lh + wh), where l is length, w is width, and h is height. What is the surface area (in square meters) of a rectangular prism with length 5 m, width 12 m, and height 6 m?.

If you are given the graph of h (x) = log Subscript 6 Baseline x, how could you graph m (x) = log Subscript 6 Baseline (x + 3) ?

Solve: y=-3x+5 5x-4y=-3