Jane thinks of a number she divides it by six and adds two she gets a number of 9 what number was she thinking of?

X / 6 + 2 = 9
x/6 = 9 - 2
x/6 = 7
x = 7 * 6
x = 42 <== ur number

You can find the area of a rectangle by multiplying the length and height. so multiply 1/2*7/4(which is the simpler version of 1 3/4) and you get 7/8 as your answer.

(x) - (y) = (1 + 4i)

(3 + 6i) - (2 + 2i) = (1 + 4i)