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lina2011 [118]
3 years ago
11

(2x + 3) + (2x + 3) + (2x + 3) + (2x + 3)

Mathematics
2 answers:
bekas [8.4K]3 years ago
8 0

Answer:

8x + 12

Step-by-step explanation:

3+3+3+3=12

2+2+2+2=8

da x stays da same

kow [346]3 years ago
4 0

Answer:

8x + 12

Step-by-step explanation:

2x + 3 + 2x + 3 + 2x + 3 + 2x + 3

8x + 12

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Linear

Step-by-step explanation:

because a linear changes at a constant rate and an exponential changes by a common ratio

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See https://web2.0calc.com/questions/help-please_82538.

5 0
3 years ago
A student makes money by watching the neighbors' dog. The situation is modeled in the graph below. Money Made 130 120 110 100 90
saul85 [17]

Answer:

A student makes money by watching the neighbors' dog. The situation is modeled in the graph below. Money Made 130 120 110 100 90 80 Fee (dollars) 70 60 50 40 30 20 10 0 1 2 3 7 8 9 4 5 6 Time (days) 10 Select the statement that describes the relationship between the amount of money the student makes and time in days. The student charges $11 plus an additional $20 per day, The student charges $20 plus an additional $11 per day. The student charges $20 plus an additional $10 per day.​

Step-by-step explanation:

4 0
3 years ago
if 20 men can finish a piece of work in 30 days how many additional numbers of mains will be employed to finish the work in 24 d
Cerrena [4.2K]

Answer:

Step-by-step explanation:

no of days                                                   no of men

30                                                                         20

24                                                                             20

30/24=x/20

24 x=30*20

24x=600

x=600/24

x=25

therefore  5 more men are needed to complete the work in 24 days                

8 0
3 years ago
when adding two rational numbers tell what the sign of the sum will be if one rational number is positive and one is negative
Mekhanik [1.2K]

Answer:

True

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Step-by-step explanation:

8 0
2 years ago
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