Answer:
20+20+6+6+30+30=112cm^2
Step-by-step explanation:
112 meters squared
Surface Area = 2×(3×2 + 3×10 + 2×10) = 112 meters squared
47
3(7x-3) -2(4x-2) when x=4
3(7*4-3) -2(4*4-2)
3(25)-2(14)
75-28=47
the answer is 47
x+y=8
(x,y) is (3,5)
3+5=8