Answer:
a
Step-by-step explanation:
everything else there are gaps in between like b and in c they are overlapping
8. first 12 bags for 54m^{2}
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54 ÷ 12 = 4.5
we know: 1 bag for 4.5m^2
36 ÷ 4.5 = 8
so 36m^2 we must use 8 bags
9.

x2 =5x2/8= 10/8 = 5/4 = 1.25
hope it helped you
Answer:
Answer
1.0/5
0
1 answer
2780/20 = 139 picture tickets
175-139 =36other tickets
43 - 18*2 = 43 -36 = 7
7 were 3 point shots
11 were 2 point shots
Step-by-step explanation:
Answer:
(2a + 1)(a + 3) = 2a² + 7a + 3
1) (-7,2)
y=2, -x+4=11, -x=11-4=7, x=-7
2) (-3,4)
-x+2y=11
y=4, -x+8=11, -x=3, x=-3
3) (1,6)
-x+2y=11
y=6, -x+12=11,-x=-1, x=1