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7 December, 19:23

Which expression is equivalent to x + y + x + y + 3 (y + 5) ?

2x + 5y + 5

2x + y + 30

2x + 5y + 15

2x + 3y + 10

+1
Answers (2)
  1. 7 December, 19:39
    0
    The correct answer is C. 2x+5y+15
  2. 7 December, 19:42
    0
    x + y + x + y + 3 (y + 5)

    =2x+2y+3y+15 (Open the brackets and add the same variables)

    =2x+5y+15
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