Math, asked by shadab620072, 4 months ago

The weight of copper and zinc 13 x +
7 x = 400 gm

Answers

Answered by sharavenprince

0

Answer:

the answer is 19gm

Step-by-step explanation:

Answered by kavisdeliciousness

0

Answer:

The answer is 20gm

Step-by-step explanation:

13x +7x =400gm

20x=400gm

x=20

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