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Phantasy [73]
3 years ago
7

2(45° ) + x = 180° solve for x

Mathematics
2 answers:
ehidna [41]3 years ago
6 0

Answer:

x = 90

Step-by-step explanation:

<em><u>Multiply 45 by 2:</u></em>

2(45) + x = 180

90 + x = 180

<em><u>Subtract 90 from both sides:</u></em>

90 + x = 180

-90        - 90

___________

x = 90

fomenos3 years ago
3 0

Answer:

x = 90

Step-by-step explanation:

2(45° ) + x = 180°

Distribute

90 +x = 180

Subtract 90 from each side

90+x-90 =180-90

x = 90

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