M = 135/19 and n = -5/19
You have to give them like terms so that when you eliminate they cancel out and you can solve. The easiest way to do so is by multiplying the top equation by -4 and the bottom by 3.
How much did he have in the first place ?
Answer:
7 groups can be made each with five people :)
Answer:d
Step-by-step explanation:
Huh. For example there is d