Answer:
What? Hey no no no yes what no no yes what yes yes
Answer:
t = 7 • ± √2 = ± 9.8995
Step-by-step explanation:
The width of the sidewalk would be 10ft.
Sorry if incorrect
Let x = Wally's age now
Then, 3x = Jose's age now
Wally's age 5 years from now = x+5
Jose's age 5 years from now = 3x+5
(x+5) + (3x+5) = 42
4x + 10 = 42
4x = 32 x = 8
Wally is 8 years old and Jose is 24.