3 years ago

Solve a system of equations using substitution –2x + 5y = 14 x = 8

Mathematics

1 answer:

gregori [183]3 years ago

7 0

Step-by-step explanation:

Putting value of x

-2(8) + 5y = 14

-16 + 5y = 14

5y = 14 + 16

5y = 30

y = 30 /5 = 6

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