s945924
26.03.2021 •
Mathematics
What is a unit rate and find the unit rate for 12 pencils that cost $4.76. A rate in which the second measurement or amount is lunit(s). The unit rate of cost per pencil is?
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Ответ:
36
Step-by-step explanation:
First, let's name the two numbers n and m.
Then we can write:n+m=48andn−m=24
Step 1) Solve the first equation for n:n+m=48
n+m=48
Step 2) Substitute
48−m for n in the second equation and solve for
m:n−m=24
becomes:
36