-7 - 12 = -1(7 + 12) = -1(19) = -19
Your answer is A.
Answer:
20/9
Step-by-step explanation:
Alright, so by using the "keep me, change me, turn me over" method - we can easily solve this:

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Answer:
the answer b
Step-by-step explanation:
[surface area]=[area of 4 triangles sides]+[area of square base]
[area of square base]=24*24--------> 576 cm²
[area of one triangles side]
l=slant height
l²=16²+12²-------> l²=400-----------> l=20 cm
[area of one triangles side]=24*20/2--------> 240 cm²
[area of 4 triangles sides]=4*240----------> 960 cm²
[surface area]=[960]+[576]--------> 1536 cm²
Answer:
9
Step-by-step explanation:
6/2(1+2)
6/2(3)
3(3)
9
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Answer:
S = 3.500t
11 weeks, because in 11 weeks he will have saved up 38.500, + the 5 he has saved equals 43.500.
Step-by-step explanation: