Really easy maths !
jean decides to buy a watch. 20% vat is added to the price of the watch, which now costs £285
how much does the watch cost without vat

b) the watch is now on sale at 28% off. whats the new price of the watch? ?

120% is 285 pounds

divide by 120

1% =

times this number by 100 to get the answer

(sorry i dont hv a calculator rn and im in a hurry)

b) 100-28 = 72%

use the value for 1% from before and times by 72

72 dollars?

Step-by-step explanation:

Im not that good at math so72 dollars maybe

answer: 12

step-by-step explanation:

fa tha first one you gonna add y to both sides

it look like this

x-y+y=6+y

x=y+6

therefore your answer is

x =y+6

fa tha second one

you gonna flip tha equation

it gonna look like x-4y=y

then add 4 to both sides

it gonna look like tha

x-4 +4 =y +4

so therefore tha answer is x=y+4

step-by-step explanation: