Answer:
a
Step-by-step explanation:
The T-Chart is a handy graphic organizer students can use to compare and contrast ideas in a visual representation. T-Charts can be used in any content area or genre, such as with books or book characters, scientific phenomena, or social studies events.
first step is to subtract 21 from both sides
2m+21-21=3-21
2m=-18
2m/2 and -18/2
m=-9
So the final answer is m=-9 (negative nine equals m)
Answer:
If all other factors are controlled, and the only variable being changed is the new medication, then Byron can conclude that the new medication is effective at reducing coughing. This can be further tested by repeated experiments by peers.
Step-by-step explanation:
