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lukranit [14]
3 years ago
7

Simplify 5 2{x - 4[3x 7(2 - x)]}. -34x - 107 34x - 107 34x 107

Mathematics
2 answers:
Vaselesa [24]3 years ago
8 0
If you would like to simplify <span>5 + 2{x - 4[3x + 7(2 - x)]}, you can do this using the following steps:
</span>
5 + 2{x - 4[3x + 7(2 - x)]} = 5 + 2{x - 4[3x + 7 * 2 - 7x]} = 5 + 2{x - 4[-4x + 14]} = 5 + 2{x - 4 * (-4)x + (-4) * 14} = 5 + 2{x + 16x - 56} = <span>5 + 2x + 2 * 16x - 56 * 2 = 5 + 2x + 32x - 112 = 34x - 107

The correct result would be </span><span>34x - 107.</span>
Digiron [165]3 years ago
4 0

Answer:

Option (b) is correct

The simplified form of given expression 5+2\{x-4[3x+7(2-x)]\} is 34x - 107.

Step-by-step explanation:

Given expression 5+2\{x-4[3x+7(2-x)]\}

We have to evaluate the value of given expression

Consider the given expression 5+2\{x-4[3x+7(2-x)]\}

Apply PEDMAS rules,

Where P denoted parenthesis

E denotes exponents,

M denotes multiplication,

D denotes division,

A denotes addition,

S denotes subtraction.

\Rightarrow 5+2\{x-4[3x+14-7x)]\}

Solving further, we have,

\Rightarrow 5+2\{x-12x-56+28x\}

Solving further, we have,

\Rightarrow 5+2x-24x-112+56x

Simplify, we get,

\Rightarrow 34x-107

Thus, the simplified form of given expression 5+2\{x-4[3x+7(2-x)]\} is 34x - 107.

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In order to select ne board members the french club heald a election 3 members voted in the election. And 7 did not vote what pe
igor_vitrenko [27]

Answer:

30% members have voted.

Step-by-step explanation:

Given:

Number of members voted = 3

Number of members didn't vote = 7

We need to find what percentage of people voted.

Solution:

First we will find the total number of members in the election.

Now we can say that;

The total number of members in the election is equal to sum of Number of members voted and Number of members didn't vote.

framing in equation form we get;

The total number of members in the election = 7+3=10

Now we will find the percentage of people voted.

So we can say that;

Percentage of members voted can be calculated by dividing Number of members voted from The total number of members in the election and then multiplying by 100 we get;

Percentage of members voted = \frac{3}{10}\times100 = 30\%

Hence 30% members have voted.

8 0
3 years ago
Will mark BRAINLIEST and give 5 stars
JulsSmile [24]

Answer:

364

Step-by-step explanation:

Hope this helps.

3 0
3 years ago
Which is equal to 8^-10/8^5 ?
makkiz [27]
8^{-10} can be converted into \frac{1}{ 8^{10} } , and applying this to 8^{-5} can see that

\frac{ \frac{1}{ 8^{10} } }{ \frac{1}{ 8^{5} } }

This gives us 

\frac{ 8^{5} }{ 8^{10} }  =  \frac{1}{ 8^{5} } = 8^{-5}
8 0
3 years ago
If the slope of a line is -1 and two points on the line are (-9, 3) and (-10, r), what is the value of r?
ANEK [815]

Answer:

r=4

Step-by-step explanation:

We know that the slope of the line is -1.

We also know that the line passes through (-9, 3) and (-10, r).

We want to find the value of r.

First, let's figure out the equation of our line. We can use the point-slope form:

y-y_1=m(x-x_1)

Where m is the slope and (x₁, y₁) is a point.

So, let's substitute -1 for m. Since we know the point (-9, 3), let's use this for (x₁, y₁).

Substitute:

y-(3)=-1(x-(-9))

Simplify:

y-3=-(x+9)

Distribute:

y-3=-x-9

Add 3 to both sides. So, our equation is:

y=-x-6

It passes through (-10, r) and we want to find the value of r. So, let's substitute -10 for x and r for y, since -10 is our x and r is our y. So:

r=-(-10)-6

Evaluate for r. Distribute:

r=10-6

Subtract:

r=4

So, the value of r is 4.

And we're done!

6 0
3 years ago
HELP......... NO LINKS
MArishka [77]

Answer:

y =54

Step-by-step explanation:

2(3)^3 - substitute x for 3, then find cube of 3( 3×3×3)

2×27

54

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6 0
3 years ago
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