How do I subtract mixed numbers

Two punds of cheese cost 8.40. show the cost of 1,2,3, and 4 pumds of cheese. Is there a direct variation

Amir has $50 to spend. She wants to buy a CD for $20 and spend the rest on jewelry sets which cost $8 each. Write an inequality and then solve for the number of jewelry sets she can buy.

Ashley needs to ride her bike to her friends house 96 miles away. She is riding at an average rate of 15 miles per hour. She has 6 hours to get there. Will she make it?

One third of the square root of which number is 0.001

6. Laila ran 800 m before lunch, 1200 m after lunch, and 650 m in the evening. How far did she run altogether?

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