elijahblaize24
19.11.2020 •
Mathematics
Can someone help me pls I’m on a quiz
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Ответ:
He has 45 red marbles
Step-by-step explanation:
All you have to do is cross multiply and solve.
7 times x equals 7x. 5 times 63 equals 315.
divide both sides by 7
and x = 45