4x + 5 = 25
-5 -5
4x = 20 (divide 4 from each side)
x = 5
Answer:
$920
Step-by-step explanation:
The amounts added are the arithmetic sequence ...
1, 2, 3, ... 40
The average term of this sequence is (1 +40)/2 = 20.5. The sum of the terms of this sequence is the number of terms (40) multiplied by the average term (20.5). That product is ...
40·20.5 = 820
Chu-Li will have added $820 to her bank in 40 weeks, so the total there is ...
$100 +820 = $920 . . . amount Chu-Li will have 40 weeks from now
Answer:
-z/e
Step-by-step explanation:
-x/y = -z/e
1 gallon = 16 cups
Hope it helps you.
