A little boy saved nickels and dimes. He had 8 more nickels than dimes. The total of his money was $1.45. How many nickels and how many dimes did he have?

Question

Omar Ellison

Mathematics

11 February, 05:02

A little boy saved nickels and dimes. He had 8 more nickels than dimes. The total of his money was $1.45. How many nickels and how many dimes did he have?

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Answers (1)

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Cuddles · Answer 1

N=8+d

10d+5n=145

divide 2nd equaiton by 5 to make nicer and easier

2d+n=29

subsitute 8+d for n in 2nd equation

2d+8+d=29

3d+8=29

minus 8 both sides

3d=21

divide by 3

d=7

sub back

n=8+d

n=8+7

n=15

15 nickles and 7 dimes