Question

Angle one and two

add up to 100, if
angle one is 2x and
angle two is 3x, what
is x?

Answer 1

`angle \: 1 = 2x \\ angle 2 = 3x \\ sum = 1 00 \\ 2x + 3x = 100 \\ 5x = 100 \\ divide \: both \: side \: by \: 5 \\ (5x)/(5) = (100)/(5) \\ x = 20`