81 - 1 = 9
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 15.08.2020 01:01, ashleybarrera2000
Find the mistake made in the steps to solve the equation below.
61 - 1 = -21 + 9
81 - 1 = 9
80 = 10
1. Addition property of
equality
2. Addition property of equality
3. Division property of equality
to
I
CHA
4. Simplification
OA. The justification for step 2 is incorrect and should be the subtraction property of equality.
OB. Step 3 is incorrect and should be r = 100
OC. Step 2 is incorrect and should be r = 8.
OD. The justification for step 3 is incorrect and should be the multiplication property of equality,
![answer](/tpl/images/cats/otvet.png)
Answers: 2
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 15:00, SunsetPrincess
The system of equations graphed below has how many solutions? y = 2x + 2
Answers: 1
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:30, yfgkeyonna
On a cm grid, point p has coordinates (3,-1) and point q has coordinates (-5,6) calculate the shortest distance between p and q give your answer to 1 decimal place
Answers: 2
![image](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:00, tyryceschnitker
The amount of data left on the cell phone six gb for 81.5 gb of data is used how much data is available at the beginning of the cycle
Answers: 2
Do you know the correct answer?
Find the mistake made in the steps to solve the equation below.
61 - 1 = -21 + 9
81 - 1 = 9
81 - 1 = 9
Questions in other subjects:
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/istoriya.png)
![Konu](/tpl/images/cats/himiya.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/health.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 25.03.2021 18:50
![Konu](/tpl/images/cats/mat.png)
Mathematics, 25.03.2021 18:50
![Konu](/tpl/images/cats/health.png)
![Konu](/tpl/images/cats/himiya.png)