We can express Benjamin's age with x, we can express Luca's age as y.
x-6=2y
So, if x=12
2y=6
y=3
Therfore, Lucas is 3 years old
Answer:
it's subtraction (-)
Step-by-step explanation:
can you give me brainliest? I only need one more

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Step 1 -

[ distributive property ]
Step 2 -


Answered by : ❝ AǫᴜᴀWɪᴢ ❞
Answer:
108m^2
Step-by-step explanation:
surface area of any shape: sum of the area of its sides.
area of cross section x 2 = 4 x 3 12 m^2
area of slope: 5m x 8m = 40m^2
area of base: 8 X 3 = 24 m^2
area of back: 8m x 4m = 32m^2
sum = surface area = 108m^2
Please mark brainiest
It would be B because it does to -3