Please help me !!! What is the image of (-8,-1) after a reflection over the line y = -x?
2 answers:
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Answer:
n = 6
Step-by-step explanation:
Using the sine ratio in the right triangle and the exact value
sin30° = , then
sin30° = =
=
( cross- multiply )
2n = 12 ( divide both sides by 2 )
n = 6
Answer:
The total change in the amount of money in my account is $ 9.60
Step-by-step explanation:
Given:
Amount of money deposited each week,
Amount of money withdrawn each week,
∴ Amount of money deposited in 4 weeks,
∴ Amount of money withdrawn in 2 weeks,
Now, amount of money left in the account is the difference of the two amounts.
So, amount left =
Therefore, the total change in the amount of money in my account is given as:
Total change = Initial amount after 4 weeks - Final amount in the account.
Total change = $ 50 - $40.4 = $ 9.6