15 sandwiches
3 tomatoes= 5 sandwiches.
So if there's 9, that makes 3 groups of 3 tomatoes which would make 3x5 or 5+5+5 ;-;
15.
Answer:
B. 3m-18n
Step-by-step explanation:
5m+3n-5m+3(m-7n)
=5m+3n-5m+3m-21n
=3m-18n
Answer:
1
Step-by-step explanation:
x = 7
isolate x by dividing both sides by - 2
x =
= 7