Pls pls help I will give 40points !!

Step-by-step explanation:

Lila and Wassim shared a tent  rectangular tent beetween them

the area of the base is :

A= 2.3*4.2 = 9.66 m² < 10m²

so they will pay 15 pound per night

they stayed 10 nights

for 5 nights one is free so for 10 nights 2 are free

then : they will only pay 8 nights

so 8*15= 120£

They saved 13 pounds for 9 weeks

so they have 117 pounds

so they didn't save enough money

Alright, lets get started.

The given expression is :

We are asked to simplify.

Each term is having in it.

So, taking common factor out, it will be

So, the answer is   :    Answer

Hope it will help :)