When two terms are directly next two each other, they are being multiplied.
The answer is 5n
The answer is 18
You divide 12 buy -2/3
3 : 3 times 6 is 18, 2 times 9 is 18 and 3 times 3 is 9 plus 9 is 18
Speed of trucks= x speed of trains =x-30 A loaded
This is possible providing the garden is in the shape that has equal sides, such as a square or an equilateral triangle.
Area of a square is found by multiplying one side to the other, which would be the same as multiplying two same numbers.