Question

(ii) 2x + 3y = 23
5x - 20 = 8y.

hii gyies
this is my guestion give above.
this question is of ch. simaltaneous linear equation
you have to solve this question by sustitution method ••••
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Answer 1

Step-by-step explanation:

2x+3y=23.....(1)by8

5x-8y=20.......(2)by3

16x+24y=184

15x-24y=60

Adding

31x=244

x=244/31

x=7.87096774

Putting equation (1)

2x+3y=23

2×7.8+3y=23

15.6+3y=23

3y=23-15.6

3y=16.4

y=16.4/3

y=5.466667

Answer 2

Answer:

this is your answer

Step-by-step explanation:

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