She didn't estimate her answer first
WHAT IS THE QUESTION ON KENDRA'S HOMEWORK?
A decade is 10 years which means 1/5 is 2 years. thus making 2/5 4 years.
55>-7x + 6
Get -7x by itself
Subtract 6 from both sides
49>-7x
Divide by -7 (Remember to flip the inequality sign when dividing by negatives)
-7
Answer:
The simplest form is 6m+91.
Step-by-step explanation:
Consider the given information.

First, remove the parenthesis by multiplying -10 and -3 inside the parenthesis.

Now, rearrange the like terms.

Combine the like terms.

Hence, the simplest form is 6m+91.