3 years ago

Find the value of x. Please help. I am confused

Mathematics

1 answer:

Oxana [17]3 years ago

7 0

Answer:

x=30

Step-by-step explanation:

Exterior Angle Theorem = the exterior angle of a triangle is equal to the sum of the two opposite interior angle

Thus, 2x+6+36=4x-18

2x+42=4x-18 add 18 to both side

2x+60=4x minus 2x

60=2x

x=30

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