Answer:
1
Step-by-step explanation:
you simply divide 154 by 9, get around 17.1. 17 is the closest whole number answer, so 17*9 is 153.
do 154-153, you get 1.
not the best explaination but i hope it helps.
Answer:
the system of equation has infinite solution
Step-by-step explanation:
, 
Solve the first equation for x_2
Subtract 5x1 on both sides


Now substitute -5x1 on second equation



0=0
So the system of equation has infinite solution
The answer is x=-7 and x=-1
Answer:
c = -4
Step-by-step explanation:
16 = 4 - 3c
subtract 4 from each side
16-4 = 4-4 - 3c
12 = -3c
Divide each side by -3
12/-3 = -3c/-3
-4 =c