Mechanical Advantage = Force by Hammer / Force by Nail = 160/40 = 4
Answer:
y
1/2x + 2 :)
Step-by-step explanation:
2x^2+3. the 2x cancel out and the rest is combining like terms
Answer:
Step-by-step explanation:
There are 1000 m in 1 km, and 3600 s in 1 h, so the speed conversion is ...

The car's speed is 90 km/h.
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In 2 hours, the car will travel ...
distance = speed · time = (90 km/h)(2 h) = 180 km