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MrRissso [65]
3 years ago
14

Add the followinf expresionb. x- 3y + 4z , y – 2x- 8z ,5x – 2y – 3z ​

Mathematics
1 answer:
Mariana [72]3 years ago
3 0

Answer:

4x - 4y - 7z

Step-by-step explanation:

x - 3y + 4z + y - 2x - 8z + 5x - 2y - 3z =

(x - 2x + 5x) + (y - 3y - 2y) + (4z - 8z - 3z) =

4x + (- 4y) + (-7z) =

4x - 4y - 7z <===

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Lydia recorded the grade-level and instrument of everyone in the middle school School of Rock below.
neonofarm [45]

Answer:

31/42

Step-by-step explanation:

there are 42 students in 8th grade

31 dont play keyboard so 31/42 = 73.8% chance

6 0
2 years ago
Help me pleaseeeeee I need to pass summer school
GalinKa [24]

Answer:

3(6) -1

 ------------

 2(6)+1

Step-by-step explanation:

first find r(6)

r(6) =3(6) -1

      = 18 -1

Then find s(6)

s(6) = 2(6)+1

Then divide

r(6)/s(6) = 3(6) -1

               ------------

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6 0
3 years ago
Read 2 more answers
Show different ways to make 708.496
Lady bird [3.3K]

Answer:

708.496×1

2×354.248

177.124 ×4

Step-by-step explanation:

Here are 3 ways.

You would divide 708.496 with some numbers and you have different ways.

Hope this helped!

5 0
3 years ago
Please help mee
NemiM [27]
(2^6)^x=1
(4)^x=1
(4)^0=1
1=1
X=0

(5^0)^x=1
(1)^x=1
x=(-∞,∞)

5 0
2 years ago
What is the domain of the function<br> y=^3 sqrt x-1
Anettt [7]

Answer:

The domain is all real numbers

3 0
3 years ago
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