You're correct, it is B. If you plug in 3 (weeks) in for "x" and 19 (amount saved) for "y" you will get 0=0, which is a solution.
Answer:
E
Step-by-step explanation:
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Answer:
A or C
Step-by-step explanation:
I hope I could help.
Hello, do you know that for any a, b and c real numbers with c different from 0 the following is correct?

Then,

So,

Thank you.
Answer:
4a(5a + 1)
Step-by-step explanation:
Given
20a² + 4a ← factor out 4a from each term
= 4a(5a + 1)