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alexandr1967 [171]
3 years ago
12

14. Given: 5x + 4y = 24, x + 7y= 11; Prove: y= 1 Statements reasons

Mathematics
1 answer:
Semenov [28]3 years ago
4 0

Answer:

Step-by-step explanation:

We can use the process of elimination as

5x + 4y = 24

5(x + 7y = 11) —>          5x + 35y = 55

5x + 4y = 24

-(5x + 35y = 55)

—————————

-31y = -31

-31y/-31 = -31/-31

y=1

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