Question

Me again. Still really bad with math!:(

Answer 1

40, 51.5, 88.5

Explanation:

Add all three angles and set it equal to 180. Solve for x and then plug in and simplify.

Answer 2

40,51.5,88.5

Explanation:

According to the question

2x+3+3x-4+5x-4=180

10x-5=180

10x=185

x=18.5

2×18.5+3

40

3×18.5-4

51.5

5×18.5-4

88.5