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Mathematics 8 Online
OpenStudy (anonymous):

plz help me

OpenStudy (anonymous):

Simplify the expression: (x + 3)(2x - 1) A) 7x2 - 3 B) 2x2 - 7x - 3 C) 2x2 - 5x - 3 D) 2x2 + 5x - 3

OpenStudy (anonymous):

ill try

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

its D

OpenStudy (anonymous):

ok ty

OpenStudy (anonymous):

Yw need anything else?

OpenStudy (anonymous):

yea hold on

OpenStudy (anonymous):

Ok

OpenStudy (anonymous):

Hour 1 Hour 2 Hour 3 Hour 4 Hour 5 Hour 6 Hour 7 Hour 8 Student A $7 $12 $19 $24 $31 $38 $42 $49 Student B $6 $12 $18 $24 $30 $36 $42 $48 Student C $5 $5 $15 $15 $30 $30 $45 $45 Student D $1 $4 $9 $16 $25 $36 $49 $64 The table displays the wages that 4 students earned at their part-time jobs. For which student do the hours worked and wages earned represent a PROPORTIONAL relationship? A) Student A B) Student B C) Student C D) Student D

OpenStudy (anonymous):

Ok It may be student A r C

OpenStudy (anonymous):

I say C

OpenStudy (anonymous):

ok ty

OpenStudy (anonymous):

Yw

OpenStudy (anonymous):

anything else?

OpenStudy (anonymous):

no thats all

OpenStudy (anonymous):

Ok good luck :P

OpenStudy (anonymous):

ty

OpenStudy (johnweldon1993):

^Student B Proportional so (for each hour worked they earned the same amount) Student B makes 6 dollars per hour

OpenStudy (anonymous):

But C sounds reasonable

OpenStudy (anonymous):

He might be right though

OpenStudy (johnweldon1993):

How so? Hour 1 They earned 5 dollars Hour 2 They still only earned 5 dollars total That's a sweatshop lol

OpenStudy (anonymous):

Ohh Okay yeah hes right my bad

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