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Dvinal [7]
3 years ago
12

Which matrix represents the system of equations shown below? 3x - 4y = -8 4x+3y = -19 ​

Mathematics
1 answer:
Angelina_Jolie [31]3 years ago
3 0

Answer:

C

Step-by-step explanation:

if you see the questions it shows you the letter of the number as you can see there are 2 y in an algebra format C is the only one with the letter of the algebra

have a great day ahead :)

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Barb solved the following equation: 4(3x – 12) = 5(2x + 6)
katrin2010 [14]

Answer:

4(3 * 39 – 12) = 5(2 * 39 + 6)

x = 39


Step-by-step explanation:

4(3x – 12) = 5(2x + 6)

(12x - 48) = (10x + 30)

12x - 10x = 30 + 48

2x = 78

2x/2 = x

78/2 = 39

x = 39

No Prob :)

5 0
3 years ago
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Please help! this is timed!
Scilla [17]

Answer: -8-10

Step-by-step explanation:

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roger bought 8 small bricks for his garden for $5.46. the total weight of the bricks was 6 1/4 pounds how many pounds does one b
mestny [16]

Answer:

0.78125 pounds

Step-by-step explanation:

the weight of 8 brick is 6.25 pound

divide the weight by 8 to take the weight for the one brick

3 0
3 years ago
A punch recipe calls for mixing 7 parts of cranberry juice with 4 parts of lemon juice. Find how much cranberry juice should be
Butoxors [25]

Answer:

Proportion- 1 to 21 or 1:21

Cranberry Juice- 147 ounces

Step-by-step explanation:

84/4 = 21

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3 0
3 years ago
Which graph represents -9x+4y≤8?
yulyashka [42]
The awnser is C!!!!!
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