Question

1) 5x + 3y = 9 -----(I)

2x - 3y = 12 ----- (II).

Let’s add equations (I) and (II).

5x + 3y = 9

+ 2x - 3y = 12

7x = ____
x = ___

Place x = 3 in equation (I).

5 x ____+ 3y = 9

3y = 9 - ____

3y = -6

y = ____

Solution is (x, y) = ______​

Answer 1

Answer:

7x=21

x=3

3y=9-15

3y=-6

y=-2

Step-by-step explanation:

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