Answer:20
Step-by-step explanation:The sum of the angles in a triangle is 180 degrees. So we can write an equation to solve for x:
(2x-7) + (2x+6) + (5x+1) = 180
Solving for x, we get:
9x = 180
x = 20
So the value of x is 20.
Received message. The sum of the angles in a triangle is 180 degrees. So we can write an equation to solve for x: (2x-7) + (2x+6) + (5x+1) = 180 Solving for x, we get: 9x = 180 x = 20 So the value of x is 20.