3 years ago

Yolanda has 30 coins worth $2.35. She only has nickels and dimes. How many dimes does Yolanda have

Mathematics

2 answers:

sveta [45]3 years ago

7 0

X+y =30
.10y + .05x=2.35

Dimas [21]3 years ago

6 0

Thirteen nickels and seventeen dimes

x+y=30 and .I0y + .05x = 2.35

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