Math, asked by trishachandankhede2, 4 days ago

find the value of x+y = if 15x+17y=21 and 17x+15y=13

Answers

Answered by SANDHIVA1947

0

Answer:

Equation 1: 15x + 17y = 21

Equation 2: 17x + 15y =11

Add equation 1 and 2

15x+17y+17x+15y=21+11

32x+32y=32

Take 32 as common

32(x+y)=3232(x+y)=32

x+y=1

Hence the value of x+y = 1

#Learn more:

Find the value of x +y,if 15x+17y=85 and 17x+15y=75

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