160 is 25% of 640
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Answer:

Step-by-step explanation:

Therefore the answer is

3(x + 1) - 2x = -6 |use distributive property: a(b + c) = ab + ac
3x + 3 - 2x = -6
x + 3 = -6 |subtract 3 from both sides
x = -9
The answer is C because 48.9 multiplied by 21.2 is 1036.68
Answer:
A and B
Step-by-step explanation:
I tried it and it was correct. The United states has the tallest... and China has more buildings... are the correct ones.