Question

Add the following expressions: $4p+3q,4q+3pand-5p-5q$

Answer 1

Given expressions: $4p+3q,4q+3pand-5p-5q$

Adding using the horizontal method:

$4p+3q,4q+3pand-5p-5q$

$=$$4p+3q+4q+3p-5p-5q$

$=$$4p+3p-5p+3q+4q-5q$

$=$$2p+2q$

$=2(p+q)$

Hence, the sum of the expressions is $2(p+q)$.