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juin [17]
2 years ago
15

for each reasons it gives you the options to choose: commutative property of addition, associative property of addition, distrib

utive property, and combining like terms

Mathematics
1 answer:
Digiron [165]2 years ago
6 0

Answer:

associative

combining

commutative

Step-by-step explanation:

1. <em>associative property of addition</em> since the grouping is changed

2. <em>combining like terms</em> since it's the addition of 4 and 6

3. <em>commutative property of addition</em> since it's a change of order

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Help please i don’t know the answer
son4ous [18]

Answer:

6A=8B=6\left[\begin{array}{ccc}-4&-1&-9\\-9&6&9\\-1&-1&3\end{array}\right] -8\left[\begin{array}{ccc}-10&-2&-5\\9&-7&-1\\9&-4&2\end{array}\right]

=\left[\begin{array}{ccc}-24&-6&-54\\-54&36&54\\-6&-6&18\end{array}\right] -\left[\begin{array}{ccc}-80&-56&-40\\72&-56&-8\\72&-32&16\end{array}\right]

=\left[\begin{array}{ccc}56&50&-14\\-120&92&62\\-78&26&2\end{array}\right]

So,~ A ~is ~your~ answer~

<u>---------------------------</u>

<u>hope it helps..</u>

<u>have a great day!!</u>

7 0
3 years ago
A scale drawing has a scale of 3in:1ft. What is the scale factor?​
Hitman42 [59]

Answer:

1 : 4

Step-by-step explanation:

Remember, your units have to match, so

3 in : 1 ft

doesn't look right, change 1 ft to 12 in.

3 in : 12 in

reduce by 3

1 : 4

8 0
3 years ago
The 2 triangles shown in the figure are similar. Find the distance "d" across the Red River
Aliun [14]
2 km... Since 1.8 is 2(.9), you do the same for the base of the smaller triangle (just multiply by two)
6 0
3 years ago
If 1 pound of grapes cost 3.25 and2 pounds cost 6.50 what do 3,4,5,6,7,8,9 pounds cost?
11Alexandr11 [23.1K]
3, would be 9.75
4, would be 13
5, would be 16.25
6, would be 19.50
7, would be 22.75
8, would be 26
9, would be 29.25
OR 3.25x = y (y being 3-9)
4 0
3 years ago
I need help only 10 points today
gtnhenbr [62]

Answer:

D is the correct answer

Step-by-step explanation:

hopes this helps

6 0
3 years ago
Read 2 more answers
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