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adamkinney9345
25.07.2019 •
Mathematics
Afabric store is having a sale. any fabric is $10 for 8 yards. what is the value of the ratio of dollars to yard of fabric?
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Ответ:
Or simplified:
4:5
Ответ:
$1.25 per yard
Step-by-step explanation:
I did the quiz
Ответ:
r+b=27
r=-5+3b
r=3b-5
subsitute 3b-5 for r in first equation
3b-5+b=27
4b-5=27
add 5
4b=32
divide by 4
b=8
subsitute
b+r=27
8+r=27
subtracct 8
r=19
red=19
blue=8