Answer:
alternate exterior angles
Step-by-step explanation:
hope this helps
8*.8=6.4
4x+6.4=40
40-6.4=33.6
33.6/4=x
8.4=x
Hope this helps :)
B = 7/8(A-9)
first you must distribute
B = 7/8A -7 7/8
add over the -7 7/8
B + 7 7/8 = 7/8A
now divide both sides by 7/8
B+7 7/8
----------- = A
7/8
8-5w= -37
-8 -8
-5w =- 37 -8
-5w =-45
w= 9