B+ 1/3(-b+a)
How to simplify?

2/3 b +1/3 a

Step-by-step explanation:

b+ 1/3(-b+a)

= b - 1/3b + 1/3a

= 2/3 b +1/3 a

I hope this was helpful, please mark as brainliest

add all the numbers and check the ones place.

the answer is 486. as the ones place is more than 4, the estimation will be the next 10 ie, 490

$4034.40

the perimeter of the field is the sum of the lengths of the four sides:

47 yd + 158 yd + 47 yd + 158 yd = 410 yd

the cost of 3 ft (1 yd) of fence is 3×$3.28 = $9.84.

so the cost of jake's wood perimeter fance is

(410 yd) × ($9.84 /yd) = $4034.40