Answer:
QR=RS
Step-by-step explanation:
She knows that PRQ=TRS because of vertical angles.
She needs to know the length of the lines QR and RS are equal, that is the line between the two angles.
Let
x-----> the purchase price of the house
we know that
1) Marika paid
of the purchase price of the house with a loan
2) Marika paid the remaining
of the purchase price with her savings
3)
represent the
of the purchase price
so

Solve for x
Divide by
both sides


therefore
<u>the answer is</u>
the purchase price of the house is 
Answer:
x-7>0
Straight answer: x-7
Step-by-step explanation:
Assuming that the timber is X cm long and 7cm was cut off, there remaining amount is x - 7cm. In order for 7cm to be cut off, the timber must have been > 7cm long => x > 7 => x - 7 > 0
2 doctors is 8% of 25 total doctors.