Chau’s height = c
c - 10 = 47
i think ?
Answer = (7p) + (7q) + 63
It would take 5 because they could do it twice as fast
10. x*x + 10x + 21 = x + 3 * length
11. x*x + 2x - 8 = x + 4 * breadth
This is the expression bro!
100% sure
Plz mark me brainliest