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Mathematics 9 Online
OpenStudy (anonymous):

@SolomonZelman

OpenStudy (anonymous):

Tim and Tom are trying to earn money to buy a new game system over a 3-month period. Tim saved $45.11 each month. If they need a total of $210.63 to buy the game system, how much does Tom need to earn each of the 3 months in order to buy the game system? $165.52 $75.30 $135.33 $25.10

OpenStudy (anonymous):

\(\huge\bf\rlap{\color{darkgolden}{C\ a\ n\ ~~\ y \ o \ u ~~\ h \ e \ l \ p \ ~ \ m \ e ?}} {\color{red}{\; {C\ a\ n\ ~~\ y \ o \ u~~\ h \ e \ l \ p \ ~ \ m \ e }}}\)

OpenStudy (anonymous):

XD

OpenStudy (solomonzelman):

\(\normalsize\color{green}{ \rm (45.11+x)\times( 3)\ge 210.63 }\)

OpenStudy (solomonzelman):

the 3 is there, because they are saving for a 3 month period. 45.11 is what Tim saves each month x (we don't know) [is] what Tom saves each month ( So altogether they would be saving 45.11+x amount of money each month. )

OpenStudy (anonymous):

-46.616131

OpenStudy (solomonzelman):

yes, wouldn't make sense to have a negative answer in this case

OpenStudy (solomonzelman):

So, I don't think you are correct

OpenStudy (anonymous):

I stink at this.. :(

OpenStudy (solomonzelman):

\(\large\color{brown}{ (45.11+x)\times(3)\ge210.63 }\) \(\large\color{brown}{ (45.11+x)\times(3) \color{blue}{\div 3}\ge210.63 \color{blue}{\div 3} }\) \(\large\color{brown}{ (45.11+x)\times \cancel{(3)}\color{blue}{\div \cancel{~3}}\ge70.21 }\) \(\large\color{brown}{ 45.11+x\ge70.21 }\)

OpenStudy (solomonzelman):

can you solve from here ?

OpenStudy (anonymous):

I can try

OpenStudy (anonymous):

25.10

OpenStudy (solomonzelman):

yes

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