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Mama L [17]
3 years ago
11

What is the following sum? 4sqrt5+2sqrt5

Mathematics
1 answer:
Anna71 [15]3 years ago
7 0

Answer:

4\sqrt{5} +2\sqrt{5}\\= 6\sqrt{5}

Step-by-step explanation:

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Add the polynomials. (9x2 - 6x +6) + (7x3 - 9x)
Alchen [17]

Answer:

-15x+45 should be your answer

Step-by-step explanation:

4 0
3 years ago
9.
Greeley [361]

Answer:

x2 2.75

Step-by-step explanation:

3 0
3 years ago
Simplify. Express your answer as a single fraction in simplest form.<br> x x<br> 5
lbvjy [14]

Answer:

\frac{x}{20}

Step-by-step explanation:

Given

\frac{x}{4} - \frac{x}{5}

The LCM of 4 and 5 is 20

= \frac{5x-4x}{20}

= \frac{x}{20}

5 0
2 years ago
8-2y=3y-2<br> Help me please
lesya692 [45]
This seems like a lot more work than it is, but here we go
Simplifying<span>8 + -2y = 3y + -2 
 Reorder the terms: 8 + -2y = -2 + 3y 
 Solving 8 + -2y = -2 + 3y Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right.
  Add '-3y' to each side of the equation. 8 + -2y + -3y = -2 + 3y + -3y Combine like terms: -2y + -3y = -5y 8 + -5y = -2 + 3y + -3y 
 Combine like terms: 3y + -3y = 0 8 + -5y = -2 + 0 8 + -5y = -2 Add '-8' to each side of the equation. 8 + -8 + -5y = -2 + -8 
 Combine like terms: 8 + -8 = 0 0 + -5y = -2 + -8 -5y = -2 + -8 Combine like terms: -2 + -8 = -10 -5y = -10
  Divide each side by '-5'. y = 2 
 Simplifying y = 2</span><span>

</span>
4 0
3 years ago
Read 2 more answers
F.8=8f? What is the answer
sveta [45]

Hey there!

f.8=8f

0.8f = 8f

SUBTRACT 8f to BOTH SIDES

0.8f - 8f = 8f - 8f

SIMPLIFY IT!

-7.2f = 0

DIVIDE -7.2 to BOTH SIDES

-7.2f/-7.2 = 0/-7.2

CANCEL out3 -7.2/-7.2 because it give you 1

KEEP: 0/-7.2 because it help solve for the f-value

NEW EQUATION: f = 0/-7.2

SIMPLIFY IT!

f = 0

Therefore, your answer is: f = 0

Good luck on your assignment and enjoy your day!

~Amphitrite1040:)

3 0
2 years ago
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