Math, asked by puchudas11072001, 1 year ago

please solve 31 and 32 both in details

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Answers

Answered by killerboy902

2

Answer:

31= 4

32= 4.4

Step-by-step explanation:

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Answered by shibanichoudhury5

0

Answer:

(31) 4

(32) 4.4

Step-by-step explanation:

(31)

2x+3y-42=0

Given,

x=15

y=?

2x+3y-42=0

=>2×x+3×y-42=0

=>2×15+3×y-42=0

=>30+3×y-42=0

=>30+3×4-42=0

=>30+12-42=0

=>42-42=0

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