-9-8x=2(7+4x)
First you are going to distribute the 2 to (7+4x) then you will get both Xs on one side
-9-8x=2(7+4x)
-9-8x= 14+8x
+8x. +8x
=-9=14+16x
Now subtract 14 from both sides
9=14+16x
-14 -14
-23=16x
Divide by 16
Your answer will be x= -23/16
Answer:
40 degrees
Step-by-step explanation:
360/9=40
Angles 1, 3, 5, and 7 are obtuse angles.
Angles 2, 4, 6, and 8 are acute angles.
1) 1 and 3 are called obtuse.
3) 1 and 7 are also obtuse.
4) 4 and 6 are acute.
5) 4 and 8 are also acute.
hopes this helps a little bit :/
Nothing further can be done.
