Question

4.
Evaluate the expression below if
Y = -1 and y-3
3x-y

Answer 1

• If y= -1 and x= -3

-8

• If y= -3 and x= -1

-1

Explanation:

If you mean:

Let y= -1 and x= -3

3x - y = ?

3(-3) - (-1) = ?

-9 - (-1) = ?

-8

If you mean:

Let y= -3 and x= -1

3x - y = ?

3(-1) - (-3) = ?

-4 - (-3) = ?

-1

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