Question

What is the value of x?
Please help

Answer 1

45°

Explanation:

The angle of a supplementary line is 180 degrees, this means that:

x+3x=180 Solve for x

4x=180

x=45, The value of x is 45°

Answer 2

x = 45

Explanation:

x and 3x are adjacent angles and the form a straight line. Their sum will be 180 degrees

x +3x = 180

Combine like terms

4x = 180

Divide each side by 4

4x/4 = 180/4

x =45