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LenaWriter [7]
4 years ago
7

Add or subtract (5x^2 + x-3) - (-2x^3 + 4)

Mathematics
2 answers:
GrogVix [38]4 years ago
7 0

Answer:

Step-by-step explanation:

(5x^2 + x-3) - (-2x^3 + 4)=2x³+5x²+x-7

brilliants [131]4 years ago
6 0

Answer:

2x^3 +5x^2 +x -7

Step-by-step explanation:

(5x^2 + x-3) - (-2x^3 + 4)

Distribute the minus sign

(5x^2 + x-3) +2x^3 - 4

Combine like terms

2x^3 +5x^2 +x -7

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6.25X4=25 so he'll have an extra dollar


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What are 5 applications of Geometry in real life?
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there were n signers of the declaration of independence. the oldest was benjamin franklin, who was y years old. 7 is 10% of y. w
Zigmanuir [339]

Answer:

70

Step-by-step explanation:

In this problem 7 is 10% of Ben Franklin's age. To solve you must find what 100% percent of his age is. To do this multiply 7 by 10. You do this because 10% times 10 is equal to 100%. Therefore, his age is 70.

7 0
3 years ago
Find the gradients of line a and b
34kurt

Answer:

3 and - 4

Step-by-step explanation:

Calculate the gradients using the slope formula

m = (y₂ - y₁ ) / (x₂ - x₁ )

Line A

with (x₁, y₁ ) = (0, - 2) and (x₂, y₂ ) = (1, 1) ← 2 points on the line

m = \frac{1+2}{1-0} = 3

Line B

with (x₁, y₁ ) = (1, 1) and (x₂, y₂ ) = (0, 5) ← 2 points on the line

m = \frac{5-1}{0-1} = \frac{4}{-1} = - 4

7 0
3 years ago
I don't know just someone answer this for me thanks
lesya692 [45]

Answer:

the answer would be 43 degrees.

Step-by-step explanation:

8 0
3 years ago
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