Help asap!! Which expression is equivalent to x(a + b)?
(1) abx
(3)
ахь
(2)
axbx
(4) ax + bx

4

Step-by-step explanation:

x(a+b)

distribute the multiplication over the addition in parentheses

ax+bx

$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