Answer:
m=-4
Step-by-step explanation:
5m-10m=-10m+5m=-(10m-5m)=-5m=20
divide by 5 on both sides, -m=4
miltiply by -1 on both sides, m=-4
Answer:
3:2
Step-by-step explanation:
60:40
you need to simplify 60:40
(find a number that both can be divided by)
60/20 40/20
3:2
32,347,345.5 people died in the year 200
Answer:
the ones with a line above the numbers are repeating decimals
Answer:
False
Step-by-step explanation:
You substitute for the second equation.
Then you have to distribute .
Combine like terms.