Respuesta :

calculista

Step 1

Find the value of y

we know that

(2y-30)=y ------> by corresponding angles

solve for y

2y-y=30

y=30°

Step 2

Find the value of x

we know that

x+y=180 ------> by supplementary angles

x+30=180

x=180-30

x=150°

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