Answer:
The answer is c
Step-by-step explanation:
My original answer got deleted i dont know the reason.
Answer:
Step-by-step explanation:
12,800 written as 1.28 x 104 in scientific notation
Start at 5 and go up 3 and move 4 to the right
2x + 3x = 100
5x=100
x=100/5
x= 20
Therefore, 2x=2×20=40
3x=3×20=60
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