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Mathematics 11 Online
OpenStudy (anonymous):

i hate word problems josh bought somme piranahas at $3 each and some sharks at $4 each for his new aquarium. He bought a total of 12 fish and spent a total of $40 . Define your variables and write a system of equations that could be used to find the number of each type of fish he bought. Variables:_______________________ Variables:_______________________ Equations:________________________ Equations:________________________ HELP ANYONE?????

OpenStudy (anonymous):

use p for piranahas and s for sharks

OpenStudy (anonymous):

he spent $40, so therefore 3p + 4s = 40

OpenStudy (anonymous):

he bought 12 fish so p + s = 12

OpenStudy (anonymous):

now you have 2 equations and use either elimination or substituion to finish

OpenStudy (anonymous):

so he bought 4 sharks and 8 piranhas did you get that?

OpenStudy (anonymous):

YAH BUT I DONT HET WHERE ARE THE VARIABLES

OpenStudy (anonymous):

the variables are p and s

OpenStudy (anonymous):

ohhhhhhhhhh thank you sooooooooooooo much

OpenStudy (anonymous):

you are so welcome - glad ii could help.

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