SOLUTION: can you please help me? a box of pencils cost $3 and a box of erasers cost $1.50 cents each. stuart spent $30.00 on pencils and erasers. if he bought two more boxes of erasers t

Question 503947: can you please help me?
a box of pencils cost $3 and a box of erasers cost $1.50 cents each. stuart spent $30.00 on pencils and erasers. if he bought two more boxes of erasers than pencils, how many boxes of pencils did he purchase?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = boxes of pencils he bought
Let = boxes of erasers he bought
given:
(1)
(1)
and
(2)
--------------
Substitute (2) into (1)
(1)
(1)
(1)
(1)
He bought 6 boxes of pencils
check:
(1)
(1)
(1)
(1)
(1)
and
(2)
(2)
OK

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