Answer:
see below
Step-by-step explanation:
and since f(x)=g(x) the same process applies to g(f(x))
What is the scale factor of 5mm:1cm
1 answer:
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Answer:
-4
Step-by-step explanation:
if y = -2 then x = 4
what is y when x = 8
It is given in the question that
Anna buys 12 pens and 20 pencils for a total cost of $16. One pen costs $0.40 more than a pencil.
Let the cost of pencil is $ x .
Therefore cost of pen is
According to the question
Distributing 12 and combining like terms, we will get
Therefore cost of pencil is $0.35 and cost of pen is