Two supplementary angles have the following measurements: 2x degrees,
and (6x+20) degrees. what is the value of x?

1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?

Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20

The product of 3 and a number increased by 8 is 31