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julsineya [31]
2 years ago
15

Can someone pls help ^_^​

Mathematics
1 answer:
mash [69]2 years ago
6 0

Answer:

(1) 117 12 56cm?

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What is 5x + 4x<br>and find the coefficient​
antoniya [11.8K]

Answer:

9x

9 is the coefficient

Step-by-step explanation:

5x + 4x

These are like terms (they both have the same variable (x))

5x + 4x = 9x

The coefficient is 9, since it's the number in front of a variable.

Hope this helped!

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3 years ago
Help me find the asnswer
lyudmila [28]
The first one tehehe :)
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Simplify 3-5(-3n+5)
anyanavicka [17]
15n-22
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Solve for the value of n
kotykmax [81]

Answer:

8

Step-by-step explanation:

Vertical angles are congruent, so 9n=8n+8. It follows that n=8.

4 0
2 years ago
<img src="https://tex.z-dn.net/?f=5%20%7B%7D%5E%7Bn%20%2B%201%7D%20%20%2B%205%20%7B%7D%5E%7Bn%20%2B%202%7D%20" id="TexFormula1"
alex41 [277]

Step-by-step explanation:

there 5^(n+1) + 5^(n+2) = 5^n x 5^1 + 5^n x 5^2 breaking them as x^(a+b) = x^a x x^b

then taking common 5^n from both terms

5 0
3 years ago
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