Question 965980
ASSIGN VARIABLES
a, how many in shop A
b, how many in shop B
-
{{{a=2b}}}


USE DESCRIPTION
{{{a-450}}} in store A;
None sold in store B;
{{{3(a-450)=b}}}


CREATE EQUATIONS or SYSTEM OF EQUATIONS
{{{system(a-2b,3(a-450)=b)}}}


SOLVE SYSTEM