Question

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4) Find the value of y in the equation
3x - 4y = 7 if x=1
​

Answer 1

Answer:

y = -1

Step-by-step explanation:

3x - 4y = 7 -------(i)

We have been given with the information that,

x = 1

So,

Substituting the value of x in equation (i) we get,

or, 3(1) - 4y = 7

or, -4y = 4

or, y = -1

Thank You.