If 3 sin A + 4 cos A =5, show that sin A=3÷5​

Can any one me with the answers to these questions asap?

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)