Answer:
f(10) = 8
Step-by-step explanation:
f(x) = 4(x - 8)
Let x = 10
f(10) = 4 ( 10-8)
= 4 ( 2)
= 8
Answer:
-18
Step-by-step explanation:
Answer:
Maggie is 15 and her brother is is 17
Step-by-step explanation:
15+17=32
15 x 2 = 30 - 13 = 17 + 15 = 32
Answer:
width = x - 5
Step-by-step explanation:
x² - 25 = x + 5 × width
(x + 5)(x - 5) = x + 5 × width
x - 5 = width
width = x - 5