Answer:

Step-by-step explanation:
As given
if n erasers have a weight of 80 grams .
I.e
n erasera = 80 grams.
1 erasers weight .

Now find out the weight of the 50 erasers.

Simplify the above


It’s unsolvable with out more context. What’s the rest of the problem.
This question is not understandable. Can you rewrite it again please?
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Answer:
y=3x+5
Step-by-step explanation:
Slope-intercept form: y=mx+b
m=slope=3
b=y-intercept=5