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12 votes
12 votes
If x=2/3y and y=18 , what is the value of 2x-3 ?

User Yosef Tukachinsky
by
3.4k points

2 Answers

7 votes
7 votes

Answer:

21

Step-by-step explanation:

If x = 2/3y and y =18

value of 2x-3=

2(2/3(18)-3

2/3(18)

=12

x=12

2x-3

2(12)-3

24-3=

21

User CRUSADER
by
2.9k points
13 votes
13 votes

Answer:

-79/27

Step-by-step explanation:

substituted the value of y in 1st equation

User Ronjon
by
2.5k points