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NetherisIsTheQueen
24.03.2020 •
Mathematics
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Ответ:
Option B:
The value of x is
.
Solution:
JKLM is an isosceles trapezoid.
JK and LM are legs which are congruent sides and KL is the base.
JK = 8x - 9, KL = 7x + 10 and LM = 10x + 2
By the definition of isosceles trapezoid:
⇒ JK = LM
Add 9 both sides.
Subtract 10x from both sides.
Divide by -2 on both sides.
The value of x is
.
Option B is the correct answer.
Ответ:
If you round down, you get 14 servings.