Answer:
t+3r
Step-by-step explanation:
This is a one step solution
All you do is add like terms
In this case the only like terms are the varibles r
2r+(t+r)
so if you add all of the rs together there would be 3rs
So the rest of the problem would continue as normal while bringing the 3r to the end
t+3r
I would probably just do 91 times 60 since 60 min is 1 hour
Answer:associative property of addition
Step-by-step explanation:The associative property of addition says that changing the grouping of the addends does not change the sum.
Answer:
false
Step-by-step explanation:
i think the answer is false srry if i am wrong
Answer:
3.90 I think.
Step-by-step explanation:
first, 15×36. then subtract 50 three times.