Solve with substitution. Show each step of your work

4x + y = 12
6x + 2y = 18

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?

If i have one apple and give you the apple, how many apples do i have?

Solve 3x-18=2y and 5x-6y=6 by elimination show work