Mary and Kyle together sold 225 candy bars for a fund raiser. Kyle sold twice as many candy bars as Mary.
2 answers:
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So firstly, you'll want to multiply 1/2 and (n-4) and also reverse the signs in (2n+3), and your equation will look like this: 
Next, you'll want to combine like terms, and your equation will look like this:
Next, subtract 1/2n on each side. Your equation will look like this:
Lastly, you'll divide 1.5 on each side, and your answer should be
Next, you'll want to combine like terms, and your equation will look like this:
Next, subtract 1/2n on each side. Your equation will look like this:
Lastly, you'll divide 1.5 on each side, and your answer should be