Answer:
Roger works 30 hours and his brother works 50 hours
Step-by-step explanation:
Let
x ---->the number of hours Roger works in a month
y ---->the number of hours his brother works in a month
step 1
Find out how much they earn per hour
5,400-3,240=$2,160 -----> amount earned by 20 hours of work
$2,160/20=$108 per hour
step 2
Find out how many hours each brother works in a month
Roger
108*x=3,240
x=3,240/108=30 hours
His brother
y=x+20
y=30+20=50 hours
Answer:
Don't worry, there is no solution.
Step-by-step explanation:
If you end up with 0 equaling something that isntn0 when you're simply solving a variable, there is no solution. But if you get 0=0, it's all real numbers.
The correct answer is B. Drawing B, C, L, M, N, R, T, or Z
Further Explanation:
Let us first define complement first.
The complement of an event is the opposite of it. For example in this case, the complement of drawing a vowel will be not drawing a vowel.
So,
Let S be the set of alphabets present on scrabble tiles
Drawing a vowel will constitute
So, the complement (not Drawing a vowel) will be:
So drawing any of the consonant from the consonants present on scrabble tiles will be the complement of drawing a vowel.
Hence, Option B is correct ..
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Answer:
huhh um whata re y trying to say?
Step-by-step explanation: