Respuesta :

Answer:

x = 17

Step-by-step explanation:

The angles 3x + 1 and 4 + 2x MUST total 90 degrees:

5x + 5 = 90 degrees

or:  5x = 85 degrees

therefore:  x = 17

Answer:

x=17

Step-by-step explanation:

(3x+1)+(4+2x)=90

3x+1+4+2x=90

5x+5=90

5x + 5 - 5 = 90 - 5

5x = 85

5x/5 = 85/5

x = 17