Question

Please Help with this

Answer 1

x = 10

Explanation:

7x - 3 + 12x - 7 = 180 because angles on a straight line add up to 180 degrees so we equate this to 180. Now we just simplify and solve to get x on one side! :)

19x - 10 = 180

19x = 190

x = 10

I hope this helps!!