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snow_tiger [21]
3 years ago
11

Anybody know the answer??

Mathematics
1 answer:
Anastasy [175]3 years ago
4 0
The first one. 1 machine= x 5 mach.=5x. Total time is thus 5x+2/3=1 3/4h. Simply find x by doing 105min-40min/5 and that is 13.
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Please answer correctly
Vedmedyk [2.9K]

Answer:

A

Step-by-step explanation:

Month on x-axis and Log(mice) on y

5 0
3 years ago
Read 2 more answers
Solve x+4=10 A.x=2 B.x=3 C.x=6 D.x=14
labwork [276]

Answer:

C. x = 6

Step-by-step explanation:

6 + 4 = 10

8 0
3 years ago
Solve 5x + 3x - 6 = 42​
xxMikexx [17]

Answer:

The answer to your question is x = 6

Step-by-step explanation:

Equation                   5x + 3x - 6 = 42

Process

Step 1. Add 6 units in both sides

                                 5x + 3x - 6 + 6 = 42 + 6

Step 2. Simplify

                                  5x + 3x = 48

Step 3. Simplify like terms

                                         8x = 48

Step 4. Divide by 8 both sides

                                        8x/8 = 48/8

Step 5. Simplify

                                          x = 6

8 0
3 years ago
a 400 g of a liquid of density 1.6g/cm3 is made from mixing liquids of density 1.2g/cm3 and 1.8g/cm3 find the mass of the liquid
gogolik [260]

Answer:

133.33g

Step-by-step explanation:

Let the:

Mass of 1.2g/cm³ of liquid = x

Mass of 1.8g/cm³ of liquid = y

From our Question above, our system of equations is given as:

x + y = 400........ Equation 1

x = 400 - y

1.2 × x + 1.8 × y = 1.6 × 400

1.2x + 1.8y = 640..... Equation 2

We substitute, 400 - y for x in Equation 2

1.2(400 - y) + 1.8y = 640

480 - 1.2y + 1.8y = 640

- 1.2y + 1.8y = 640 - 480

0.6y = 160

y = 160/0.6y

y = 266.67 g

Solving for x

x = 400 - y

x = 400 - 266.67g

x = 133.33g

Therefore, the mass of the liquid of density 1.2g/cm³ is 133.33g

7 0
3 years ago
Which of the following is true?
gtnhenbr [62]

Answer:

C..... I think it is a answer

6 0
3 years ago
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