Answer:
6
Step-by-step explanation:
1. re-write the given system:
cx+3y=c-3; => y= -cx/3 +(c-3)/3
12x+cy=c; => y= -12x/c+c/12
2. according the condition the rule for the parallel graphs is:
-c/3= -12/c
3. to calculate the unknown 'c':
c²=36; ⇔c=±6
Answer: y = 2x-2
IF YOU NEED A CLEARER EXPLANATION, PLEASE LET ME KNOW
Step-by-step explanation:
Answer:
8 ft
Step-by-step explanation:
Answer:
3n-9<23
You can use any variable you want for n