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Aloiza [94]
3 years ago
5

2+7+12+17+22+27 sigma notation

Mathematics
2 answers:
Andre45 [30]3 years ago
8 0

Answer:

87  ?

Step-by-step explanation:

Semenov [28]3 years ago
5 0
It will be 87 for sureeeeeeee
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Can somebody help me out?
Talja [164]

Answer:

Y = 26

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Step-by-step explanation:

∠W = 3∠Y - 5

∠X = ∠W + 8 = 3∠Y - 5 + 8 = 3∠Y + 3

∠Y + ∠W + ∠X = 180

substitute in the formula

Y + (3Y - 5) + (3Y + 3) = 180

7Y -2 = 180

7Y = 182

Y = 26

W = 3(26) - 5 = 73

X = 73 + 8 = 81

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2 years ago
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3 years ago
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Step-by-step explanation:

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6 0
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Delvig [45]

Answer:

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Step-by-step explanation:

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