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42 votes
42 votes
What is the value of x in the solution of the system of equations below ? View ATTATCHED image

What is the value of x in the solution of the system of equations below ? View ATTATCHED-example-1
User Keenya
by
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1 Answer

16 votes
16 votes

8x -y = 20

substitute y =3x in the above and then solve for x

8x - 3x = 20

5x = 20

Divide both-side of the equation by 5

x = 4

User Tanmoy Datta
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2.7k points