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777dan777 [17]
2 years ago
10

Solve the system of linear equations by substitution. 9. 2x+3y=25 and 4x-y=15

Mathematics
1 answer:
lana66690 [7]2 years ago
4 0
2x+3(4x-15)=25
14x-45=25
14x=70
x=5
y=5
(5,5)
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