Question

What is the value of x in the equation 3x – y = 18, when y = 27?

Answer 1

putting the value of y
3x-27=18
3x=27+18
3x=45
x=15
hope it will help you

Answer 2

3x-y= 18
Given that y = 27

Therefore, putting y = 27 value in
3x-y =18
3x -(27) = 18
3x = 18 +27
3x = 45
x = 45/3
=> x = 15
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