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Solve the system of equations by substituion, -5x + y = 3 7.5x - 1.5y = 3

Solve the system of equations by substituion, -5x + y = 3 7.5x - 1.5y = 3
asked 92.1k views
2 votes
Solve the system of equations by substituion,
-5x + y = 3
7.5x - 1.5y = 3

asked
User Antoine Zambelli
by
8.3k points

1 Answer

3 votes
the first equation, make the y as the subject. y = 3 + 5x, then substitute y in the second equation and you will get the value of x. then, substitute the x in the first equation (y = 3 + 5x)
answered
User TimDog
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