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Mademuasel [1]
2 years ago
7

3(2x + 7) - 2 (x + 5)

Mathematics
2 answers:
aleksley [76]2 years ago
6 0
6x+21-2(x+5)
6x+21-2x-10
4x+21-10
Answer:4x+11
olga55 [171]2 years ago
5 0

Answer:

Step-by-step explanation:

3(2x + 7) - 2 (x + 5)

need to distibute

5x+10-2x+3

combine like terms

3x+13

divide

x=4.3

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Answer is 3/16 cup
She used 3/8 cup of olives on one pizza
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1/2 of 3/8 = x
Multiply (1/2)(3/8) =
3/16 cup of olives

4 0
2 years ago
Read 2 more answers
5 customers buy 10,15,20,25,30 toffees respectively from 1 shop. But the the person who bought 20 toffees forgot to pay .if the
Mice21 [21]

Answer:

40% profit

Step by step Explanation:

Profit percentage

=( profit/cost price) * 100

0.2 = profit/cost

10+15+20+25+30= 100

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3 0
3 years ago
-2 2/3 divided by 4/3
Vedmedyk [2.9K]

Answer:

-2

Step-by-step explanation:

Rule(s): a\frac{b}{c} = \frac{a \cdot c + b}{c}, \frac{-a}{b}=-\frac{a}{b}, \frac{\frac{a}{b}}{\frac{c}{d}}=\frac{a\cdot \:d}{b\cdot \:c} \\2\frac{2}{3}=\frac{2\cdot 3+2}{3}\\=\frac{8}{3}\\=\frac{-\frac{8}{3}}{\frac{4}{3}}\\=-\frac{\frac{8}{3}}{\frac{4}{3}}\\=\frac{-8\cdot \:3}{3\cdot \:4}\\= \frac{-24}{12}\\= -2

8 0
1 year ago
Find the domain of the function.<br><br><br><br> f(x) = -5x + 3
Sedaia [141]

Enter a problem...

Calculus Examples

Popular Problems Calculus Find the Domain and Range f(x)=5x-3

f

(

x

)

=

5

x

−

3

The domain of the expression is all real numbers except where the expression is undefined. In this case, there is no real number that makes the expression undefined.

Interval Notation:

(

−

∞

,

∞

)

Set-Builder Notation:

{

x

|

x

∈

R

}

The range is the set of all valid

y

values. Use the graph to find the range.

Interval Notation:

(

−

∞

,

∞

)

Set-Builder Notation:

{

y

|

y

∈

R

}

Determine the domain and range.

Domain:

(

−

∞

,

∞

)

,

{

x

|

x

∈

R

}

Range:

(

−

∞

,

∞

)

,

{

y

|

y

∈

R

}

3 0
2 years ago
Anna has 4 bags of 100 crackers, bags of 10 crackers, and 3 crackers that aren’t in bags. How many crackers does she have
sweet-ann [11.9K]

Answer:1,100??

Step-by-step explanation:

6 0
2 years ago
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