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kobusy [5.1K]
2 years ago
8

Please help with these algebra questions!!!! I will give brainliest

Mathematics
1 answer:
vitfil [10]2 years ago
3 0

Answer:

the answer is negative numbers for 6

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What is the value of the expression 4rs if r = -1/3 and s = 7/8
Brut [27]

1 and 1/6 is the correct answer because 4/1 multiplied by 1/3 is 4/3. 4/3 multiplied by 7/8 is 28/24 or 1 and 4/24, which can be simplified down to 1 and 1/6.

6 0
3 years ago
Add the followinf expresion<br>b. x- 3y + 4z , y – 2x- 8z ,5x – 2y – 3z ​
Mariana [72]

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 <===

3 0
3 years ago
Paul exercises for h hours a day for five days. Over the weekend, he exercises a total of 4.5 hours.
kirill [66]

Answer: 5h+4.5 i got it right on edg

Step-by-step explanation:

6 0
3 years ago
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What are partial products
skad [1K]
The product of one term of a multiplicand and one term of its multiplier
7 0
3 years ago
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Evaluate the expression 3x² + 2x - 4 for x =-2.
marin [14]

Answer:

4

Step-by-step explanation:

3x² + 2x - 4

3(-2)² + 2(-2) - 4

3(4) - 4 - 4

12 - 4 - 4

12 - 8

= 4

4 0
3 years ago
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