Question

Find the value of x

Answer 1

x=26

Explanation:

The sum of all angles in a triangle is equal to 180

x + 55 + (4x-5) = 180

Combine like terms

5x +50 = 180

Subtract 50 from each side

5x +50-50 = 180-50

5x = 130

Divide each side by 5

5x/5 =130/5

x =26