What are two different numbers that round to 8.21 when they are rounded to the nearest hundredth
2 answers:
I think it could be 8.212 and 8.213
8.213 and 8.214
You just have to add a single number to the end that is less than five.
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this is just for part A sorry i dont get part B
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She can make 36 banners. Hope this helps!
Answer:
a) 3x + ky = 8
ky = 8 - 3x
x – 2ky = 5
x - 2(8 - 3x) = 5
x - 16 + 6x = 5
7x = 21
x = 3 (shown)
b) x-2ky = 5
sub x = 3, y = 1/2
3-2k(1/2) = 5
-2k = 2
k = -1
