16-07-2018
Mathematics

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how do I do this? it's hard for me to understand word problems

how do I do this its hard for me to understand word problems class=

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MeganLouise MeganLouise

16-07-2018

a) Rainbow phone: c=100+6x

Cellular phone: c=80+10x

b) make the equations equal to each other:

100+6x=80+10x

20=4x

5=x

5 GB over

c)if x=6

Rainbow: 100+(6 x 6)= $136

Cellular: 80+(10 x 6)=$140

Therefore rainbow will save them the most money

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Robeert Robeert

16-07-2018

Rainbow will save them the most money best answer

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