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3 years ago

13

Evaluate the expression when n = 2.3. 5(n − 2) + 9 =

1 answer:

Nastasia [14]3 years ago

3 0

Answer:n=2.3.5(n-2)+9=n=44.6

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What is the length of a rectangle with an area of (4

Luda [366]

I think 54 is the answer of this puestion

5 0

2 years ago

Factor ab + bc + b2 + ac.<br><br> (a + b)(b + c)<br> (a + c)(b + c)<br> b(a + b)(b + c)

Aleks04 [339]

Answer:

<u>It</u><u> </u><u>is</u><u> </u><u>(</u><u>a</u><u> </u><u>+</u><u> </u><u>b</u><u>)</u><u>(</u><u>b</u><u> </u><u>+</u><u> </u><u>c</u><u>)</u>

Step-by-step explanation:

$ab + bc + {b}^{2} + ac$

arrange the function:

$= (ab + ac) + ( {b}^{2} + bc)$

factorise out common terms [ a and b ]:

$= a(b + c) + b(b + c)$

form a bracket of factors:

$= (a + b)(b + c)$

4 0

3 years ago

3(x-1) - 8 = 4(1+x) +5

juin [17]

Answer:

x=-20

Step-by-step explanation:

3x-11=4x+9

3x=4x+20

x+20=0

x=-20

8 0

3 years ago

Read 2 more answers

The width of a rectangle is 4x^3y feet and the length of the rectangle is 9xy^5feet. Which expression represents the area of the

Elena-2011 [213]

Answer:

36x^4y* y^5

Step-by-step explanation:

Given data

Width = 4x^3y ft

Length=9xy^5 ft

We know that the expression for the area is given as

Area= Length*Width

Area= 9xy^5*4x^3y

Area= 36x^4y* y^5

6 0

3 years ago

A company has an annual electric bill of $495,000. Of that amount, 3/5 was billed

disa [49]

Answer:

$74,250

Step-by-step explanation:

495,000x0.6=297,000

297,000/4=74,250

7 0

3 years ago