Answer:
numbers are 3x,2x,5x
so 3x+2x+5x=10x=840
so x=84
so numbers are 252,168,420
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2cm I think sorry If its wrong
How is this number written in scientific notation? A. 1.429 x 10.
Step-by-step explanation:
160 miles = 20 gallons
400 miles = x gallons
160 × x = 20 × 400
x = 8, 000/160
x = 50 gallons
