Mathematics, 25.10.2019 21:43, londonval

3x + y = 19 and x + 3y = 1. find the value of 2x + 2y.
a. 20
b. 18
c. 11
d. 10
e. 5

Answers: 3

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3x + y = 19 and x + 3y = 1. find the value of 2x + 2y.
a. 20
b. 18
c. 11
d....