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aniked [119]
2 years ago
13

PLEASE HELP!! 25 POINTS!! WILL MARK BRAINLIEST!!

Mathematics
1 answer:
iris [78.8K]2 years ago
7 0

Answer:

a

Step-by-step explanation:

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<span>4x(5y-x)-5y(4x-y)=20xy-4x^2-20yx+5y^2=-4x^2+5y^2=5y^2-4x^2</span>
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2 years ago
Juliette ate 1/3 of a cake, and Brad ate 3/8 of the same cake. What fraction of the cake was eaten?
solniwko [45]

Answer:

17/24

Step-by-step explanation:

Find common denominators...

1/3 = 8/24

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Hope this helps :)

5 0
2 years ago
I don't get this question
vichka [17]
About $1.80 because 8.7590 divide by 4.80 is about$1.80
4 0
3 years ago
HELP IS MUCH NEEDED :)
ElenaW [278]
∠ADC = 112°
∠ADC =6x + 7 + 12x - 3

Equate both:
6x + 7 + 12x - 3 = 112

Solve for x :
6x + 7 + 12x - 3 = 112

Combine like terms:
18x + 4= 112

Take away 4 from both sides:
18x = 108

Divide both sides by 18:
x = 6

Find ∠ADB:
6x + 7 = 6(6) + 7 = 43


Answer: ∠ADB = 43°

5 0
3 years ago
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