magicalunicorns47
04.01.2020 •
Mathematics
With wordproblem?
brian's coffee shop makes a blend that is a mixture of two types of coffee. type a coffee costs brian
$4.10
per pound, and type b coffee costs
$5.70
per pound. this month, brian made
173
pounds of the blend, for a total cost of
$859.70
. how many pounds of type b coffee did he use?
Solved
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Ответ:
(4.10)(A)+(5.70)(B)=859.70
A+B= 173
isolate for A
A=173-B
(4.10)(173-B)+(5.70)(B)=859.70
-4.10B +5.70B= 150.4
B=94 pounds
Ответ:
Can u connect a photo to this problem? I DONt really understand.
Step-by-step explanation: