Use the distributive property to remove the parentheses. 4c3(3-1005)
Simplify your answer as much as possible.

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)

How do you find percent change? ? i will give brainliest for the bestme i don’t understand