Question

The sum of the coefficients of x and y in the algebraic expression

3x – y + 7z is ______​

Answer 1

Answer:

2

Step-by-step explanation:

Co-efficient of x = 3

Co-efficient of y = -1

3 + (-1)  = 3 - 1 = 2

Answer 2

Answer:

x -3 y-4

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