Question

Can someone help me pls

Answer 1

`x = 55°`

Explanation:

L1 and L2 are parallel, so that the 2 interior angles are equal to 180°.

`(2x + 10) + (x + 5) = 180° \\ 2x + x + 10 + 5 = 180° \\ 3x = 165° \\ x = 55°`