Brainliest maths simultaneous equations topic: luca has some 10 pence pieces and some 5 pence pieces. altogether he has 40 coins and £3.15. how many of each coin does he have?

If f(x)=2x+2and g(x)=x^3, what is (g•f)(2)

Question 10jur's car can travel 340 miles on 12 gallons. jack's car can travel 390 miles on16 gallons. which person has the best mileage (miles per gallon) and what istheir mileage?

Which expression converts 45 degree to radians