Question 1203866

 The carpeting used in the living room cost Php13 per square yard  on sale

 and that used in the bedrooms cost Php 10 per square yard.

 If the bedroom area used 20 yd² more than the living room,
let carpet used in  living room be x sq. yards  cost Php13 per square yard

 the bedroom area used 20 yd² more 
they used (x+20) sq. yards in bedroom. cost Php 10 per square yard.

Santos spent Php1468 on carpeting for their new home.

cost equation

13x +10(x+20) =1468
13x +10x +200=1468

23x = 1468-200

23x= 1268

x= 55.13 Living area sq. yards

55.13*13 = 716.69

Bedroom area = 55.13+20 = 75.13 sq. yards

75.13 *10= 751.30 

So, the Santos spent approximately Php 716.69 on carpeting for the living room and approximately Php 751.30 on carpeting for the bedrooms.

check

10*75.13 +13*55.13 = 1467.99