Question

3) Solve by Substitution Method
5x + 3y = 6
2x - 3y = 15​

Answer 1

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Answer 2

Step-by-step explanation:

5x + 3y = 6 1st equation

2x - 3y = 15 2nd equation

Now, we add two equation

7x = 21

x=3

Put value of x in 1st equation

5×3+3y= 6

3y=6-15

y=-3

Ans- x = 3 and y = -3