The total cost (in dollars) for a company to manufacture and sell x items per week is C = 70x + 600, whereas the revenue brought in by selling all x items is 1202 – 0.5x? How many items must be sold to obtain a weekly profit of $200?
Hint: Profit = Revenue - Cost.
They need to sell _ or _ items .

Find the value of the cosine for angle a

Arianna is buying plants for her garden. she buys 15 flowering plants for $96. pink flowering plants sell for $8, and purple flowering plants sell for $5. how many pink flowering plants did arianna buy? i figured out the answer! the answer is 7. 8x +5y = 96 plug in 7 for x 8 (7) + 5y = 96 56 + 5y = 96 subtract 56 from both sides 5y/y = 40/5 y = 8 she bought 7 pink and 8 purple plants

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41