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Solve the system by substitution. -2x + 7y = 15 бу = 3

Solve the system by substitution. -2x + 7y = 15 бу = 3
asked 125k views
24 votes
Solve the system by substitution.
-2x + 7y = 15
бу = 3

asked
User Danny Sullivan
by
8.4k points

1 Answer

12 votes

Answer:

Explanation:

-2x + 7(1/2) =15

-4x +7 =30

-4x =23

x=-23/4

answered
User DrkStr
by
8.2k points
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