exam Maths Puzzle Numerical Ability

I need you help on solving these problems as soon as posible. Thank you.

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exam Other Question

how do i combine like terms:

4(2x+y) - 2 (2x+y)
Science and medicine.
Ariana took 2 h longer to drive 360 mi on the first day of
a trip than she took to drive 270 mi on the second day. If her speed was the same on both days, what was the driving time each day?

thanks