Keith had 694 green,yellow and blue marbles.He had 3 times as many blue marbles as yellow marbles. there were 90fewer green than blue marbles.How many blue marbles did Keith have?

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asked Jan 6, 2020 136k views

5 votes

Keith had 694 green,yellow and blue marbles.He had 3 times as many blue marbles as yellow marbles. there were 90fewer green than blue marbles.How many blue marbles did Keith have?

Mathematics
middle-school

Shane asked

by Shane

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Answer:

336 blue marbles

Explanation:

694= x+3x+3x-90

694=7x-90

784=7x

x=112

3x=336

3x-90=246

AlienFromCA answered Jan 13, 2020

by AlienFromCA

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