Answer:
9+5x=t
Step-by-step explanation:
Answer:
t = 2
Step-by-step explanation:
have a nice day:)
Answer:
B
Step-by-step explanation:
Using Pythagoras' identity in the right triangle
x² + 9² = 15²
x² + 81 = 225 ( subtract 81 from both sides )
x² = 144 ( take the square root of both sides )
x = = 12 → B
The youngest child is 8 years old.
8 x 2 = 16
8 + 13 +15 +16 = 52
52 / 4 = 13