Respuesta :
Answer:
x=9
Step-by-step explanation:
90-30= 60
now set 60 = 5x + 15
solve for x
45= 5x
divide by 5
x = 5
Set the two angles to equal 90 degrees.
30+(5x+15)=90
Now add all like terms so 45+5x=90
Then subtract 45 on both sides to get 5x=45.
Finally divide 5 on both sides to get x equal to 9.
Answer is 9
30+(5x+15)=90
Now add all like terms so 45+5x=90
Then subtract 45 on both sides to get 5x=45.
Finally divide 5 on both sides to get x equal to 9.
Answer is 9