An expression equal to 8x + 24
1 answer:
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Answer:
Juan has to work at least 21 weeks.
Step-by-step explanation:
Juan earns $3 a day, then he earns $21 per week.
Let x be the number of weeks Juan works. He will earn $21x in x weeks.
Juan has saved $213,
He earns $21x,
Juan's total earnings are $213+$21x.
He needs to save at least $654, so
Juan has to work at least 21 weeks.
There is no question in Part A, but i do what i can.
Part A.
We know that:
n - number of <span>packets of crackers
p -</span> <span>number of packets of pretzels
p = 2n+9
s - </span><span>number of packets of peanuts
s = 3p = 3(2n+9) = 6n+27
So:
There are 42 </span><span>packets of crackers, 93 </span><span>packets of pretzels and 279 packets of peanuts.
Part B.
x - number of rows with exactly 2 </span><span>passengers
y </span>- number of rows with exactly 3 <span>passengers
and:
There are </span><span>12 rows with exactly 2 passengers and 36 rows with exactly 3 passengers.</span>
Part A.
We know that:
n - number of <span>packets of crackers
p -</span> <span>number of packets of pretzels
p = 2n+9
s - </span><span>number of packets of peanuts
s = 3p = 3(2n+9) = 6n+27
So:
There are 42 </span><span>packets of crackers, 93 </span><span>packets of pretzels and 279 packets of peanuts.
Part B.
x - number of rows with exactly 2 </span><span>passengers
y </span>- number of rows with exactly 3 <span>passengers
and:
There are </span><span>12 rows with exactly 2 passengers and 36 rows with exactly 3 passengers.</span>