Answer :
Factor
by grouping
We group first two terms and last two terms

Now we take out GCF from each group
GCF of
is x^2
GCF of
is 1


Now we factor out x+1 that is in common

Answer:
a.) 26.2
Step-by-step explanation:
b.)13.8
hope this helps
X = 12 because x+3 is equal to 15
Answer:
3(1x-4) and (2x+1)-(6+6)
Step-by-step explanation:
<h3>
Answer: 6 hours</h3>
Work Shown:
(90 lawns)/(45 hours) = (12 lawns)/(x hours)
90/45 = 12/x
2 = 12/x
2x = 12
x = 12/2
x = 6
It takes 6 hours to mow 12 lawns.