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lora16 [44]
4 years ago
7

Which exspression is equivalent to :

Mathematics
1 answer:
dlinn [17]4 years ago
4 0

Answer:

C

Step-by-step explanation:

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In parallelogram DEFG, DH = x + 5, HF = 2y, GH = 4x-3 and HE = 4y + 1. Find the values of x and y. The diagram is not drawn to s
GalinKa [24]
Rule: The diagonals of any parallelogram bisect each other. In other words, they cut each other in half.

This means DF is cut into two equal pieces: DH and HF.
Similarly, GE is cut into two equal pieces: GH and HE.

DH = HF
x+5 = 2y
x = 2y-5

GH = HE
4x-3 = 4y+1
4(x)-3 = 4y+1
4(2y-5)-3 = 4y+1 ... x has been replaced with 2y-5
8y-20-3 = 4y+1
8y-23 = 4y+1
8y-4y = 1+23
4y = 24
y = 6

If y = 6, then x is
x = 2y-5
x = 2(6)-5
x = 12-5
x = 7

--------------------------------------------

Answers: 
x = 7 and y = 6

5 0
3 years ago
Which of the following is the equation for the graph shown?<br> PLS HELP... NEED ANSWER ASAP
lord [1]

Answer:

D the last one

Step-by-step explanation:

3 0
3 years ago
Function S
Bingel [31]
Can’t help you with this, we need either the picture of the graph or the formula for the graph
8 0
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In 2008, the price of gasoline was $2.79 per gallon. In 2009, the price of gasoline was
ikadub [295]

Answer:

36%

Step-by-step explanation:

line up $ and % data like this:

$2.79 represents 100%

$3.79 represents  X%

cross multiply

X*2.79 = 3.79*100

divide both sides by 2.79

X= 3.79*100 / 2.79 ≈ 136%

so it increased 36%

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If the value of y varies directly with the value of x. If the value of y is 20 when x is 1/2, what is the value of y when did 4
inysia [295]
If i understand the question correctly then the answer you are looking for is 9
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4 years ago
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