Translate into an algebraic expressions: b is decreased by 40% and decreased again by 40% . What is the result ?
1 answer:
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Answer:
B)
Step-by-step explanation:
So basically it's divided into 3 similar triangles and using ratios we can try to find x
long side/short side = long side/short side
(20)/(x) = (x)/(15)
= 300
x =
I really hope I didn't make that too complicated-