Which of the following is an arithmetic sequence with common difference 2? A. 1,-3,5,-7,9,... B. 2,4,8,16,32,... 10,8,6,4,2,... D. 13,15,17,19,21,...

if this is really you s much. i only have 3 points left and i have 2 questions to ask

step-by-step explanation:

given perimeter: 28cm

length: 9cm

atp,

2(l+w)=p of the reactangle

2(9+x)=28

18+2x=28

2x=28-18

x=10/2

x=5

therefore width is 5 cm

b. x + 1

step-by-step explanation:

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its a trick question

step-by-step explanation:

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