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Masteriza [31]
2 years ago
7

Select the correct answer.

Mathematics
1 answer:
Kobotan [32]2 years ago
7 0
3rd Option should be correct
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Find the solution of this system of equations 5x - 6y =-90 -10x - 6y =-90
ExtremeBDS [4]

5x - 6y = -90

-10 x - 6y = -90

Subtracting,

15x = 0

x = 0

y = -90/(-6) = 15

Answer: x=0, y=15


8 0
3 years ago
Suppose that 13 inches of wire costs 78 cents.
GarryVolchara [31]

Answer:

$0.42

Step-by-step explanation:

create a proportion:

13/.78 = 7/x

cross-multiply to get:

13x = 7(.78)

13x = 5.46

x = 5.46/13

x = .42

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2 years ago
Simplify the algebraic expressions: 9(7x - 7)+(5x - 9)
Sunny_sXe [5.5K]
The answer would be 68x-72
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To prove that ΔAED ˜ ΔACB by SAS, Jose shows that StartFraction A E Over A C EndFraction = StartFraction A D Over A B EndFractio
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A on Edg.

Step-by-step explanation:

Took the Test

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3 years ago
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What are the even<br>numbers less than 18.​
Romashka-Z-Leto [24]

Answer:

16,14,12,10,8,6,4,2

Step-by-step explanation:

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