A 12
с
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2x + 1
What is value of x?
8
8
X+ 4
B
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X=

the value of the Letter x is 145

area of part 1:

a1=base*height/2=(8+2)*(8-2-2-1)/2=10*3/2=15 ft^2

area of part 2:

a2=length*width=(8+2)*1=10 ft2

area of part 3:

a3=length*width=8*2=16 ft2

total shaded area : a1+a2+a3=41 ft2

total area of the reactangle : a=16*8=128 ft2

total area of the nonshaded region : 128-41=87 ft2

it is contrapositive

i could not see the question too well so check yourself again too . this is because i want you to get it correct.