Question

9) Solve for w:
W +12
2w

Answer 1

w = 26

Explanation:

2w +w + 12 =90

3w +12 = 90

-12 -12

3w = 78 then 3w/3 = 78/3

w=26

Answer 2

w = 26

Explanation:

set up an equation; since this is a right angle, it equals 90 degrees

90 = w + 12 + 2w

90 - 12 = w + 2w

78 = 3w

78/3

w = 26