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exis [7]
3 years ago
9

The price of an item has risen to $276 today. Yesterday it was $115. Find the percentage increase.

Mathematics
1 answer:
Nezavi [6.7K]3 years ago
6 0
Are you kidding me, bro? lol

276-115=131
131 divided by 276 = 0.47

0.47% increase
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What is the simplified expression for 6 to the power of 4 multiplied by 6 to the power of 3 over 6 to the power of 5? (1 point)
Artyom0805 [142]

The answer of the  6 to the power of 4 multiplied by 6 to the power of 3 over 6 to the power of 5 will be 6 to the power of 2 so option (b) will be correct.

<h3>What is multiplication?</h3>

The general mathematical operation of multiplying involves adding two or more numbers to get a new multiplied number.

Multiplication gives us a resultant number that will be very big as compared to the number which is going to be multiplied if and only if the number which is going to be multiplied is more than one.

Given,

6 to the power of 4 = 6⁴

6 to the power of 3 = 6³

6 to the power of 5 = 6⁵

So,

6 to the power of 4 multiplied by 6 to the power of 3 over 6 to the power of 5

(6⁴ × 6³)/6⁵ = 6⁷/6⁵ = 6²

Hence it will be 6 to the power two.

For more information about multiplication

brainly.com/question/14059007

#SPJ1

4 0
2 years ago
12-2x=-2(y-x), solve for x
Romashka [77]

Solve: 12 - 2x = -2(y - x)

Steps:

1. Expand -2(y - x): -2y + 2x

12 - 2x = -2y + 2x

2. Then subtract 12 from both sides

12 - 12 - 2x = -2y + 2x - 12

3. Simplify,

-2x = -2y + 2x - 12

4. Then, subtract 2x from both sides

-2x - 2x = -2y + 2x - 2x - 12

5. Simplify,

-4x = -2y - 12

6. Then, divide both sides by -4

-4x/-4 = -2y/-4 - 12/-4

7. Simplify,

x = 1/2y + 3 <======= <em>Answer</em>


Hope this helped!!!!

8 0
3 years ago
Log 10(x + 3) – log 10(x-3) = 1
nadezda [96]

Answer:33/9

Step-by-step explanation:

Log10(x+3)-Log10(x-3)=1

Log10((x+3)/(x-3))=1

(x+3)/(x-3)=10^1

(x+3)/(x-3)=10

Cross multiply

x+3=10(x-3)

Open brackets

x+3=10x-30

Collect like terms

10x-x=30+3

9x=33

Divide both sides by 9

9x/9=33/9

x=33/9

4 0
4 years ago
Jessica made 124 cookies. She put the cookies into three boxes, A, B and C.
Oxana [17]

There are 78 cookies in box C, 26 cookies in box B and 10 cookies in box A.

let the number of cookies in first box be represented mathematically as   B-16

the number of cookies in second box be represented as B

the number of cookies in third box be represented as 3B

Since there are 124 cookies we can make an equation  such that it becomes

B-16 +B +3B =124

Solving for B, we have

5B -16 =124

5B =124 +16

5B =130

B=130/5

B=26

Therefore Box A contains B-16 =26-16 =10 cookies

Box C contains 3B =3 X 26=78 cookies

See similar question here: brainly.com/question/23505776

7 0
2 years ago
X^2 + 5x = quadratic equation <br>=​
timama [110]

Hi there!

The question gives us the quadratic equation , and it tells us to solve it using the quadratic formula, which goes as . However, we must first find the values of a, b, and c. The official quadratic equation goes as , which matches the format of the given quadratic equation. Hence, the value of a would be 1, the value of b would be 5, and the value of c would be 3. Now, just plug it back into the quadratic equation and simplify to get the zeros of the equation. 

x = \frac{-b \pm \sqrt{b^2 - 4ac} }{2a}  

x = \frac{-(5) \pm \sqrt{(5)^2 - 4(1)(3)} }{2(1)}  

x = \frac{-5 \pm \sqrt{25 - 12} }{2}  

x = \frac{-5 \pm \sqrt{13} }{2}  

x = \frac{-5 \pm 3.61 }{2}  

x = \frac{-5 + 3.61 }{2}, x = \frac{-5 - 3.61 }{2}

x=-0.695 \ \textgreater \ \ \textgreater \  -0.7, x= -4.305 \ \textgreater \ \ \textgreater \ x=-4.31

Therefore, the solutions to the quadratic equation  are x = -0.7 and x = -4.31. Hope this helped and have a phenomenal day!

Your answer is 4.31

4 0
3 years ago
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