Question

answer it step by step plz:))​

Answer 1

Answer:

b) 30

Step-by-step explanation:

as the angle (5x+30) is on a straight line so the sum is 180 degrees

as(5x+30)=180

5x=150

x=30

hope this helps

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Answer 2

As it is a linear pair,

$5x + 30 = 180$

$5x = 180 - 30$

$5x = 150$

$x = \frac{150}{5}$

$x = 30$

∴ x =30° is the answer.