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Stella [2.4K]
4 years ago
5

(7x^2 - x - 2) - ( -6x^3 + 3)

Mathematics
1 answer:
julsineya [31]4 years ago
8 0
7x^2 + -x + -2 + 6x^2 + - 3

6x^3 + 7x^2 – x – 5

Your answer is A: 6x^3 + 7x^2 – x – 5
You might be interested in
Drag each expression to show whether it is equivalent to 3 time times 9 or to 2x3x9​
horrorfan [7]

Answer:

The answers to your questions are given below

Step-by-step explanation:

A. 3 × 9 = 27

B. 2 × 3 × 9 = 54

Next, we shall determine which option will give the same result obtained above.

9 × 3 = 27

9 × 3 × 2 = 54

3 × (4 + 5) = 3 × 9 = 27

(2 × 3) × 9 = 6 × 9 = 54

Therefore,

3 × 9 = 27

9 × 3 = 27

3 × (4 + 5) = 27

2 × 3 × 9 = 54

9 × 3 × 2 = 54

(2 × 3) × 9 = 54

SUMMARY

3 × 9 >>>>>>>>> 2 × 3 × 9

9 × 3 >>>>>>>>> 9 × 3 × 2

3 × (4 + 5) >>>>> (2 × 3) × 9

6 0
3 years ago
1 over 4a = 2 over 3. Which of the following equals a in this equation?
Margaret [11]
The answer for a is 8/3. Hope it help!
3 0
3 years ago
What expression represents the width of the triangle? (image attached)
Reika [66]

Answer:

(z^2-11z+30)/(z-5)

Step-by-step explanation:

A=LW therefore W=A/L

5 0
4 years ago
What is the opportunity cost of the first 25 tacos? Of the last 25 tacos (from 75 to 100)?
dimulka [17.4K]

Answer:

for the section 'E' of the bags of dog food is 5. While the 'A' of Tacos in the first section is 0.5.

How???

well, we divided 25 with 50 to find the rate of change.

6 0
4 years ago
PLEASE ANSWER THIS ASAP !!!!
OLEGan [10]

Answer:

 -4

Step-by-step explanation:

Pick any two points, let's go with (-7, 21) and (-6, 17) to find slope:

slope m = (y₂ - y₁) / (x₂ - x₁)

             = (17- 21) / (-6 - (-7))

             = -4 / 1

         m = -4

---Extra info---

y-intercept using anyone point, let's use (-5, 13) and slope above:

  y = mx + b

  13 = -4(-5) + b

  13 = 20 + b

  b = -7

Equation of line:

y = mx + b

y = -4x - 7

Check:

(-7, 21)

  y = -4x - 7

  21 = -4(-7) - 7

  21 = 21

(-4, 9)

  y = -4x - 7

 9 = -4(-4) - 7

 9 = 9

other points should check out as well...

6 0
3 years ago
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