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Elanso [62]
3 years ago
6

What is the solution to 9e-7=7e-11 need it now

Mathematics
2 answers:
oee [108]3 years ago
8 0

The answer is e = -2

I hope this helped! If so, please mark brainliest!

Step by step solution :

Step  1  :

Pulling out like terms :

1.1     Pull out like factors :

  2e + 4  =   2 • (e + 2)  

Equation at the end of step  1  :

Step  2  :

Equations which are never true :

2.1      Solve :    2   =  0

This equation has no solution.

A a non-zero constant never equals zero.

Solving a Single Variable Equation :

2.2      Solve  :    e+2 = 0  

Subtract  2  from both sides of the equation :  

                     e = -2

stiks02 [169]3 years ago
8 0

Answer: -2

Step-by-step explanation:

Given :

9e - 7 = 7e - 11

Add 7 to both sides , we have

9e = 7e - 11 + 7

9e = 7e - 4

subtract 7e from both sides

9e - 7e = -4

2e = -4

divide through by 2

e = -2

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Marisol is painting on a piece of canvas that has an area of 180 square inches.The length of the painting is 1 1/4 times the wid
Eduardwww [97]
To get the area, the formula is 2l x 2w = a

so the formula will be like this: 

(x)(x+x/4)=180
where,
x is the width
x+x/4 is the height 
180 is the area

(x)(x+x/4)=180
[4(x)][4(x+x/4)]=180(4)    multiply all sides by 4 to remove the fraction
(4x)(4x+x)=720
(4x)(5x)=720  simplify 
20x^2=720   multiply 4x and 5x
20x^2=720  get the sq root of both sides
4.47x=26.83 divide by 4.47 to get the value of x
x=6


the width is 6 sq inches
the length is 7.5 sq inches
[(2)(6)][(2)(7.5)]=180
(12)(15)=180
180=180



6 0
3 years ago
Read 2 more answers
Zendaya has $540 to spend at a bicycle store for some new gear and biking outfits. Assume all prices listed include tax.
gavmur [86]

The inequality that can be used to determine the number of outfits Zendaya can buy is xx ≤  $210.08 / $65.65.

<h3>What is the inequality?</h3>

The first step is to determine the total cost of items bought:

Cost of the four reflectors : $10.57 x 4 = $42.28

Total cost of all the items :  $269.88 +  $17.76 + $42.28 = $329.92

The second step is to determine the amount left after the purchase: $540 - $329.92 = $210.08

The third step step is to determine the inequality signs to use:

> means greater than

< means less than

≥ means greater than or equal to

≤ less than or equal to

The sign that would be used is the ≤ less than or equal to

xx ≤  $210.08 / $65.65

To learn more about inequality, please check: brainly.com/question/5031619

#SPJ1

4 0
2 years ago
Evaluate the expression when y=6 and x = 35.<br> x-3y
vredina [299]

Answer:

17

Step-by-step explanation:

Given: y = 6; x + 35

Step 1: Equation

x - 3y            

Step 2: Substitution    

35 - 3(6)      

Step 3: Solving

35 - 18 = 17

Answer:

17

Hope This Helps :)

4 0
3 years ago
Read 2 more answers
Which of the following expressions are equivalent to 3(4h + 2k) ?
nordsb [41]

Answer:

B, C, and D are all equivalent to 3(4h+2k)

Step-by-step explanation:

We use the distributive property to say 3(4h+2k)=12h+6k

"A" distributes to 12k+6h

"B" distributes to 12h+6k

"C" distributes to 6k+12h (associative property works)

"D" is already distributed to 12h+6k

So A is wrong, and B, C, and D are right

Hope this made sense!

3 0
3 years ago
Read 2 more answers
(05.01 MC)
algol13

For the table, y = 9x.

 so the price of a short cake is $9


For the graph, y = 4x
so the price of a sweet bread is $4

9-4 = 5

 the short cake is $5 more than the sweet bread


5 0
4 years ago
Read 2 more answers
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