Question

Daca ac-bc=105 si a= b+7 atunci c= ?

Answer 1

C=105:7
C=15
Sper ca te-am ajutat :D

Answer 2

$ac-bc=105=\textgreater c(a-b)=105$

$c(b+7-b)=105$

$7c=105$

$c=15$