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Aleks04 [339]
2 years ago
12

.Given: 3(x-4)=2x+7

Mathematics
1 answer:
GuDViN [60]2 years ago
7 0

Explanation:

3(x-4)=2x+7

⇔

3x - 12 = 2x + 7  (expand the left expression)

⇔

3x - 2x - 12 = 2x - 2x + 7  (subtract 2x from both sides)

⇔

x - 12 = 7

⇔

x - 12 + 12 = 7 + 12   (Add 12 to both sides)

⇔

x = 19

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Write the word phrases into an algebraic expression : 4 less than 5 times a number "p"
shusha [124]
Answer: 5p - 4

5 times ‘p’ = 5p
4 less than ‘p’ = p - 4

Therefore,
=> 5p - 4
4 0
2 years ago
5.4 puzzle time what has four legs but can't walk answer key
pentagon [3]

Answer:

A table

Step-by-step explanation:

A table has four legs ( supports) but cannot possibly walk because it is not a living thing. For example, see the table in the attachment, it has four legs (supports) but cannot possibly walk.

7 0
3 years ago
What is the expression- Add seven to a number, then multiply the quantity by eight?
vfiekz [6]

Answer:

x + 7 = y // y x 8

Step-by-step explanation:

x = ?

y + ?

x and y are the variables, since we don't know what the values are

Hope this helps!!

6 0
3 years ago
Hey can you please help me posted picture of question
Shalnov [3]
Answer:
x³ - 3x² - 18x

Explanation:
Before we begin, remember the following:
xᵃ * xᵇ = xᵃ⁺ᵇ

Now, for the given:
To solve thus question, we will simply multiply each term from the first bracket by each term from the second bracket and then combine like terms to get the final answer.

This can be done as follows:
(x + 3)(x² - 6x)
x(x²) + x(-6x) + 3(x²) + 3(-6x)
x³ - 6x² + 3x² - 18x
x³ - 3x² - 18x

Hope this helps :)
7 0
3 years ago
Read 2 more answers
(a^(?))/(a^(10))= a^(4) help me
UNO [17]

Answer:

a^? = 14

Step-by-step explanation:

a^? / a^10 = a^4

is also the same as

a^? - a^10 = a^4 ( due to laws of indices)

a^? = a^4 + a^10

a^? = a^14

the a's striking each other resulting in

? = 14

7 0
4 years ago
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