Answer:
x∈(-∞,3]
Step-by-step explanation:
2x-6<=5*3-5x
2x-6<=15-5x
+5x +5x
7x-6<=15
+6 +6
7x<=21
:7 :7
x<=3
Answer:ggg
Step-by-step explanation:ggggg
63
64+53+ (ㅣ) = 180
117 + (ㅣ) = 180
(ㅣ) = 63
B
the second one of course