Answer:
126
Step-by-step explanation:
if you divide 126 by 6 you get 21
the way you get 126 is you times 6 by 21 (reverse operation) to get that unknown number which is 126 in this case
Answer:
A black screen does not help me out.
Answer:
0.8
Step-by-step explanation:
By substitution.
Get y or x alone then insert it into the other equation solving for one of the two variables. After that substitute ur answer into one of the equations then solve.
Answer:
Step-by-step explanation: