JOHN AND DAVID HAVE 276 MARBLES TOM AND JOHN HAVE 432 MARBLES . IF TOM HAS THRICE AS MANY MARBLES AS DAVID HOW MANY MARBLES DOES JOHN HAVE ?
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hope this helps!!!!!!
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Answer:200 plzzz mark me brainliest plzzzz
Step-by-step explanation:
let number of marble david has be=x
tom marble=3x
john marble be =j
j+x=276
j=276-x equation 1
j+3x=432
j=432-3x equation 2
we compare both equation
432-3x=276-x
x=78
substituting value of x
j=276-78
j=198
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