Let
x-------> yards of fabric used to make pillows
y-------> yards of fabric used to make curtains
T------> total yards of fabric
R-------> remaining yards of fabric
we know that

we have

substitute in the formula above



therefore
<u>the answer is</u>
the remaining of fabric is 
Answer:

Step-by-step explanation:

Expand:


Subtract 6 from both sides:


Add 4x to both sides:


Divide both sides by 6:


There are 1000g in a kilogram.
1000÷200=5
£7.50÷5=£1.50
The answer is £1.50
Hope this helped.