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6 February, 02:26

There are 29 students in Ms. Wong's class. There are 3 fewer girls than boys. Write the system of equations that can be used to find how many of each student are in Ms. Wong's class. Let g represent the girls and b represent the boy

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  1. 6 February, 04:36
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    G=b-3 and c=29=b+g substituting the first into the second gives you ...

    b + (b-3) = 29

    2b-3=29 add 3 to both sides

    2b=32 divide both sides by 2

    b=16

    So there were 16 boys and (29-16) 13 girls in Ms. Wong's class.
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