Indicate which property is illustrated in step 3.
step 1= 12 + 9x - 12 - 4x + 3 = 12 + (9x - 1...
![subject](/tpl/images/cats/mat.png)
Mathematics, 01.09.2019 00:50 wolfsaway
Indicate which property is illustrated in step 3.
step 1= 12 + 9x - 12 - 4x + 3 = 12 + (9x - 12) - 4x + 3
step 2 = 12 + (-12 + 9x) - 4x + 3
step 3 = [12 + (-12)] + (9x - 4x) + 3
step 4 = 0 + (9x - 4x) + 3
step 5 = (9x - 4x) + 3
step 6 = (9 - 4)x + 3
step 7 = 5x + 3
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:00
In the 30-60-90 triangle below side s has a length of and side r has a length
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30
Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:00
Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 01:00
The ideal weight of a nickel is 0.176 ounce. to check that there are 40 nickels in a roll, a bank weighs the roll and allows for an error of 0.015 ounce in total weight
Answers: 1
You know the right answer?
Questions
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 04.08.2021 14:10
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 04.08.2021 14:10
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 04.08.2021 14:10
![question](/tpl/images/cats/mat.png)
Mathematics, 04.08.2021 14:10
![question](/tpl/images/cats/fizika.png)
Physics, 04.08.2021 14:10
![question](/tpl/images/cats/himiya.png)
Chemistry, 04.08.2021 14:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 04.08.2021 14:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 04.08.2021 14:10
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/en.png)
English, 04.08.2021 14:10
![question](/tpl/images/cats/mat.png)
Mathematics, 04.08.2021 14:10
![question](/tpl/images/cats/mat.png)
Mathematics, 04.08.2021 14:30
![question](/tpl/images/cats/mat.png)
Mathematics, 04.08.2021 14:30
![question](/tpl/images/cats/en.png)
English, 04.08.2021 14:30
![question](/tpl/images/cats/mat.png)
Mathematics, 04.08.2021 14:30
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 04.08.2021 14:30