Answer:
22.448979591837%
Step-by-step explanation:
1. Distribute
7i × 5 + 7i × -9i
2. Simplify 7i × 5 to 35i
35i + 7i × -9i
3. Simplify 7i × -9i to -63ii
35i - 63ii
4. Use the Product Rule
35i - 63i^2
5. Use the Square Rule
35i - 63 × -1
6. Simplify 63 × -1 to -63
35i - (-63)
7. Simplify brackets
35i + 63
8. Regroup terms
63 + 35i
Answer:
x = 1.25 represented the price of the snacks which Hannah buys each day .
Step-by-step explanation:
As given
Hannah spends $4.50 each day to buy lunch at her school.
After school each day, she buys the same snack.
Hannah spends $28.75 for lunch and snacks each week.
The equation and solution model the situation. 5(4.50 + x) = 28.75 : x = 1.25
Here x = 1.25 represented the price of same snack which Hannah buys each day .
Therefore x = 1.25 represented the price of the snacks .
-1/6 Is the answer for this!!
