Answer:
8
Step-by-step explanation:
2(20-8x)=5x-2
40-16x=5x-2
42=21x
x=2
HK=5x-2 = 5(2)-2 = 10-2 = 8
x=-9
x+5=2(7+x)
x+5=14+2x
x-2x=14-5
-1x=9
-22+(-16)
-22-16= -38
last one is the solution u should choose
