Question

if x=(2a-10) and y=(3a-30°) are alternate interior angle then a is​

Answer 1

Answer:

$2a - 10 = 3a - 30 \\ 30 - 10 = 3a - 2a \\ 20 = a \\ a = 20$

Answer 2

Step-by-step explanation:

x + y = 180

2a-10+3a-30 = 180

5a - 40 = 180

5a = 220

a = 44

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