Question

3. Suppose 2x - y = 4 ,if x = 0
then find the value of y

a. 4.
b.-4
C. 3
d.-3​

Answer 1

Answer:

y=-4

Step-by-step explanation:

2x-y=4

given that x=0

so 2 (0)-1y=4

0-y=4

therefore y=-4

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Answer 2

Answer:

-4

Step-by-step explanation:

2x-y=4

2×0-y=4

0-y= 4

-y=4

y=-4