5, 3.50+5.50= 9 per person 6 parking so 51-6 for parking = 45 and 45/9= 5
722 bricks and 8 workers.
Answer:
x=4 and x= - 5
Step-by-step explanation:
In order to solve this we should re-arrange the equation:

This is equal to:

Then we can seperate this into:

So solving for x in both cases we get
