skaterboybraydp5p8ee skaterboybraydp5p8ee

16-03-2018
Mathematics

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A bag contains green marbles and blue marbles, 40 in total. The number of green marbles is 7 more than 2 times the number of blue marbles. How many green marbles are there

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olivamichael6 olivamichael6

16-03-2018

x represents blue and green is 7 more than 2 times in total there are 40
so
40=x+2x+7
40=3x+7
33=3x
x=11
now plug in x into 2x+7
2*11+7= 29

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Asmaa1Muhammad Asmaa1Muhammad

16-03-2018

Hey I had this same question yestarday,

You go to k12 right?

Markk me brainliest

So one easy way to do it. How I do it is. 7*2*2 which will give you 28 round 28 in the tens will give you 29.

Hope that was helpful have a great day

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