Combine the like terms to create an equivalent expression:
−5+(−5r)+10

The equivalent expression can be or .

Step-by-step explanation:

Consider the provided expression.

Open the parentheses as shown.

Arrange the like terms together as shown.

Now subtract the like terms as shown.

Or

Thus, the equivalent expression can be or .

a. 32 degrees

step-by-step explanation:

here we have to use the rule.

m∠e = 1/2 (major arc - minor arc)

m∠e = 1/2 (212 - 148)

m∠e = 1/2 (64)

m∠e = 32 degrees

answer: a. 32 degrees

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