A retail shop is replacing their flooring with new tile. New tile will go in the shaded area below. Determine the total square feet of tile needed to
complete the job

d.) 48 units

step-by-step explanation:

if y=4x then you will substitute 4x in for y in the second equation.

8x + 4x = 18 combine like terms

12x = 18 divide by 12 on both sides

x = 18/12 or 3/2

now replace x in the first equation with 3/2 to get

y = 4 3/2

y = 6

the answer is a

(3/2,6)

hope that .

brainliest is always apprectiated

answer: a.12cm

step-by-step explanation: