You install 542 feet of fencing along the perimeter of a rectangular yard. The width of the yard is 123 feet. What is the length of the yard?

148 feet

Step-by-step explanation:

Perimeter = Length + Length + Width + Width

542 feet = Length + Length + 123 feet + 123 feet

2 Lengths = 542 feet - 123 feet - 123 feet = 296

1 Length =

The length of the yard is 148 feet.

10.416 m/s

step-by-step explantion:

distance=100m

time= 9.6s

average speed=100/9.6

=10.416 m/s

answer:   b

step-by-step explanation:

x2 = 16

x can not be a negative number because 16 is positive

the only answer would be positive 8