Answer:
only 6 brownies had both chocolate and walnuts
Step-by-step explanation:
lets found out how many brownies had walnuts.
90/5= 18
18x3= 54 brownies had walnuts.
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chocolate brownies.
90/3= 30 brownies had chocolate.
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54+ 30= 84 brownies
90-84= 6
Divide the top and bottom by the highest number that can divide into BOTH numbers.
The answers are
13
3
-7
-47
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use this formula
It's either 1 or 2 because when writing equavilent fractions it uses 1 and 2 commonly
