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Solve for x A.30 B.45 C.60 D.90​
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5 votes
Solve for x

A.30

B.45

C.60

D.90​

Solve for x A.30 B.45 C.60 D.90​-example-1
User Kasnady
by
7.8k points

2 Answers

11 votes
Answer: A

Angle C is 90 degrees. And the overall degree of this triangle should be 180 degrees. With simple algebra the equation is 180= 90 + 2x + x
Add like terms 180=90+3x
Subtract 90 on both sides. 90= 3x
Divide 90 by 3 and x=30
User Dong
by
8.6k points
13 votes

2x+x+90 = 180

3x = 180-90

3x = 90

x=30

User Khattab
by
8.2k points
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