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4vir4ik [10]
3 years ago
8

Find the value of 7x+3y when x=12 and y=-6​

Mathematics
2 answers:
miv72 [106K]3 years ago
7 0

Answer:

66

Step-by-step explanation:

To get the values we just have to substitute the number of the value

7x + 3y = 7(12) + 3(-6)

84 - 18 = 66

kenny6666 [7]3 years ago
6 0

Answer:

66

Step-by-step explanation:

7 x + 3 = 7 (12) + 3 (-6)

84 - 18 = 66

Substitute the value of the variable into the expression and simplify.

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Answer:

C)1 h 05 min

Step-by-step explanation:

If departure time of a train is 03 45 and arrival time is 04 50. What will be the journey time? * A)1 h 20 min B)1 h 10 min C)1 h 05 min

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Answer:

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Step-by-step explanation

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