Answer:
18
Step-by-step explanation:
f(x) = 2(1/3)^x
[x = -2]
f(-2) = 2(1/3)⁻²
= 2(9)
= 18
(2x-2/2) = (15-6x)
2x-1 = 15 -6x
2x+6x = 15 +1
8x = 16
8x/8 = 16 /8
x = 2
Answer:
11
Step-by-step explanation:
187=17r
Divide 17 on both sides so that "r" is by itself and can be solved
187/17=r
11=r
Hope this helps!
Answer:
3 Pounds for 15.10
Step-by-step explanation:
find a common multiplier (12)
4 pounds ($21.50) [×3] 12 pounds ($64.50)
3 pounds ($15.50) [×4] 12 pounds ($ 62)
you save $2.50
