Please help with this question!!!!
1 answer:
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Let one pen be 
and one pencil as 
, we can produce two equations in terms of and
------> Equation 1
------> Equation 2
We can use either Elimination or Substitution method. Let's try the substitution method
Rearranging equation one to get
and substitute into equation 2, gives
We can use either equation one or equation to work out
The price of one pen is $0.85
The price of one pencil is $0.32
We can use either Elimination or Substitution method. Let's try the substitution method
Rearranging equation one to get
We can use either equation one or equation to work out
The price of one pen is $0.85
The price of one pencil is $0.32