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Alinara [238K]
2 years ago
7

X2 - 8x + 14 = 2x - 7

Mathematics
1 answer:
Marrrta [24]2 years ago
6 0

Answer:

x=7,3

Step-by-step explanation:

x^2-8x+14=2x-7

Add 8x to both sides.

x^2+14=10x-7

Add 7 to both sides.

x^2+21=10x

x^2+7*3=10x

(x*7)+(x*3)=10x

x=7,3

Hope this helps plz hit the crown :D

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Write 6^8 • 6^7 as a single power
taurus [48]
<h3><u>Write 6^8 • 6^7 as a single power:</u></h3>

6^8 \times 6^7 = 6^{15}

<em><u>Solution:</u></em>

Given that,

We have to write 6^8 • 6^7 as a single power

Given is:

6^8 \times 6^7

<em><u>Use the following law of exponent</u></em>

a^m \times a^n = a^{m+n}

When, the base is same, powers gets added

Therefore,

6^8 \times 6^7 = 6^{8+7}\\\\6^8 \times 6^7 = 6^{15}

Thus the given is written as a single power

3 0
3 years ago
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katrin2010 [14]

Answer:

12

Step-by-step explanation:

-12 = -3/4x + 3

-9 = -3/4x

-9 = (-3/4) times x

-9 = (-3/4) times 12

hope this helps! :)

6 0
3 years ago
Help me please I have no clue
emmainna [20.7K]

Answer:

x = 12.8

Step-by-step explanation:

i use this calculator to find triangle measurements as long as you know like three values it works

https://www.calculator.net/triangle-calculator.html?vc=90&vx=&vy=10&va=38&vz=&vb=&angleunits=d&x=79&y=19

ik sending a link is hecka sus but you can just look up triangle calculator and it'll pop up

7 0
3 years ago
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I'm sorry but I do not understand your question. It is not specified what you are looking for.
7 0
3 years ago
What is (5x-2)(4x^2 -3x-2)
Ronch [10]
Answer: 20x^3 - 23x^2 - 4x + 4

Explanation:

Use distributive property:

(5x-2)(4x^2 - 3x-2)
= 20x^3 - 15x^2 - 10x - 8x^2 + 6x + 4
= 20x^3 - 23x^2 - 4x + 4
8 0
3 years ago
Read 2 more answers
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