Question

If (1, 3) is a solution of the linear equation 3x + 5y = b then the value of b is
1) 18
2) 19
3) 20
4) 17
Among the following a solution of the equation x - 2y = 4 is​

Answer 1

Answer:

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Step-by-step explanation:

3)20

Answer 2

Answer:

1) 18

Step-by-step explanation:

Just put the 1 in x and 3 in y