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Jobisdone [24]
3 years ago
12

2x + 3 + x A) 6x B) 3x+3 C) 2x+3x

Mathematics
2 answers:
Anna71 [15]3 years ago
5 0

Answer:

B) 3x+3

Step-by-step explanation:

You just combine like terms. 2x+x=3x so it's 3x+3

madreJ [45]3 years ago
3 0
C. 3x+3








..................
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Read the following scenario:
Serhud [2]

Answer:

x + (x + 12) = 40

Step-by-step explanation:

Given the total amount of special blend, coffee is forty pounds using Vanilla Dream beans and Strawberry Heaven beans.

Now, it is also given that the Vanilla Dream beans in the mixture are 12 more pounds than Strawberry Heaven beans.

In the mixture, if there are x pounds of Strawberry Heaven coffee beans, then the Vanilla Dream beans will be of (x + 12) pounds.

So, we can write the equation as, x + (x + 12) = 40. (Answer)

8 0
4 years ago
Joan ran 200 yards in 40 seconds, Bill ran 800 yards in 140 seconds. Who ran at a faster rate? Justify your answer.
Nata [24]
Joan ran 200 yards  divided by 40 seconds=5 seconds per yard
Bill ran 800 yards divided by 140 seconds = 5.714 seconds per yard
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6 0
3 years ago
Is 10 -10 in integers?
neonofarm [45]

Yes. <u>Integers are </u><em><u>whole numbers</u></em><u>.</u> Since 10 & -10 are whole numbers (they have no fractional part), this means that they are integers.

4 0
3 years ago
Read 2 more answers
Lizzie bought 0.8 kg of pears at €1.90 per kilogram and 1.4 kg of apples. The total cost €4.46. What was the price per kilogram
scoundrel [369]

Answer:

The the cost of 1 kg apples =  € 2.1

Step-by-step explanation:

The amount of pears bought by Lizzie  = 0.8 kg

The amount of apple bought by Lizzie  =  1.4 kg

Total amount paid  =  €4.46

Now, the cost of 1 kg pears =  €1.90 per kg

So, the cost of 0.8 kg pears  = 0.8  x (1.90)  =  €1.52

Now, let the cost of 1 kg apples =  € m

So, the cost of 1.4 kg apples  = 1.4 x ( € m)  = 1.4 m

So, the total amount = Cost of Apples + Cost of Pears

⇒                    €4.46   =  €1.52   +  1.4 m

or, 1.4 m = 4.46  - 1.52  = 2.94

⇒ m = 2.94/1.4 = 2.1

or, m = 2.1

Hence, the the cost of 1 kg apples =  € 2.1

7 0
4 years ago
Your uncle is 2 years older than 3 times your age. You are 12 years old. How old is your uncle?
OlgaM077 [116]

Answer:

is it 38? cause 12 times 3 is 36 add 2 which is 38

6 0
3 years ago
Read 2 more answers
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