Question

Solve for the value of q

Answer 1

q = 20

Explanation:

Angles on a straight line add up to 180 degrees.

180 - 78 = 102

so

5q+2 = 102

subtract 2 from both sides

5q = 100

100 / 5 = 20

5q / 5 = q

q = 20

Hope this makes sense.