First solve for x in the first equation. So you'll have to substitute,
5(3x-7)=20
15x-35=20
Then add 35 to both sides.
15x=55
Divide 55 by 15.
So x = 3.66...
Then plug in 3.7 for x in 6x-8
6(3.7)-8
Its approximately 14.2
Answer:
$56
Step-by-step explanation:
Answer:
Step-by-step explanation:
divide 33.25/475 and you'll get 7 cents per flier
It triples in size every 4 days. In 16 days it will be 3 * 3 * 3 * 3 times bigger.
3 * 3 * 3 * 3 = 81
Therefore, after 16 days, the colony will contain (81 * 150) or 12,150 microorganisms.
Manny can assemble a computer in 50 minutes. That means, in a minute Manny does

job.
Lucy can assemble a computer in 45 minutes. That means, in a minute Lucy does

job.
If they are working together, in a minute they will do:



In a minute they will do

job
To finish the job they will do it in
minutes or about 24 minutes.