Answer:
81
Step-by-step explanation:
week 1 : 1
week 2 : 3
week 3 : 9
week 4 : 27
week 5 : 81
Answer: The better estimate is 20cm.
Answer:
x=4
Step-by-step explanation:
1/2x + 3/2x =4x-8 Combine like terms:
4/2x=4x-8
2x=4x-8
-2x -2x
0=2x-8
+8 +8
8=2x Divide:
4=x
Hope this helps:)
Answer:
3
Step-by-step explanation:
Using the work rate formula (1/Holly's time) + (1/Jasper's time which is twice of Holly's time) = 1/ Total time taken by both
Answer:
1/8
Step-by-step explanation:
5/8-1/2=
5/8-4/8=
1/8