Step-by-step explanation:
10 - 5y + y = - 6
10 - 4y = - 6
-4y = - 6 - 10
-4y = - 16
y = - 16 / - 4
y = 4
The answer is C because you’re multiplying it by 4 in the expression
Answer:
5.6
Step-by-step explanation:
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Answer:
BC = 24
Step-by-step explanation:
FD = 36, FE = 15 and CD = 18
By secant theorem.
DE • DF = CD • DB
(36 - 15) • 36 = 18 • DB
DB = 42
BC = DB - CD
BC = 42 - 18
BC = 24
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