Answer:
Total number of ways= 144 ways
Step-by-step explanation:
Number of ways 3 can order chicken
= 3!
= 3*2*1
= 6
Number of ways 4 can order steak
= 4!
= 4*3*2*1
= 24
Number of ways 1 can order lobster
= 1!
= 1
Total number of ways= 24*6*1
Answer:−x+6
x
x=-5
25-3x=40
-3x=40-25 (both side -25)
-3x=15 (both side divide by 3)
x=5