A bag contains 19 red marbles, 27 green marbles, and 20 blue marbles. You choose a marble at random from the bag. What color mar
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Answer:
Step-by-step explanation:
Let represent a small box of pencil and
represent a large box of pencil.
We were told that "A large box has ten times as many pencils as a small box". This statement gave the equation;
If Mr. Adachi buys 5 small boxes and 2 large boxes, for a total of 250 pencils, then the equation Mr. Adachi set up was;
where and
has no common factor other than 1.