You are holding a heterogeneous mixture but once the ice cubes melt the mixture will become homogeneous. A heterogeneous mixture is when you can see and separate the different parts of the item you have. A homogeneous solution is when you can't separate the item you have by physical means<span />
1) -0.4
2) 3
3) -37
For each I just subsitubed
1) 3(1.2)-4
3.6-4 = -0.4
2) 12-(9)=3
3) 4(2)-45
8-45=-37
I got x is less than or equal to 3
Assignment:
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Answer:
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Explanation:
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Note:
[ Step One ] Apply Rule - (-a) = a
[ Step Two ] Add
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