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Kaylis [27]
3 years ago
12

What are the solutions of the following equation?

Mathematics
1 answer:
noname [10]3 years ago
7 0

Answer:

D. x = 7 and x = 14

Step-by-step explanation:

this is a quadratic equation, so use the quadratic formula: (-b+-√b^2-4ac) / 2a for ax^2+bx+c=0

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Do any of you guys know what PENDAS stand for in math
Rus_ich [418]

Actually, there is no such thing. You may be thinking of PEMDAS, which is the abbreviation for the order of operations in math.

P stands for Parentheses

E stands for Exponents

M stands for multiplication and D stands for dividing. If there are both of these operations in the problem, do them from left to right.

A stands for Addition, and S stands for Subtraction. Same rules for multiplying and dividing.

Starting with P, you would go down the list of letters when solving a multi operation problem. <3 I hope I helped!!

4 0
3 years ago
Read 2 more answers
Please help!✌︎︎♪ <br> it would be appreciated!!!♡︎♡︎♡︎♡︎♡︎♡︎
Pavlova-9 [17]

Answer:

Input value/x = 9

Step-by-step explanation:

The output value means y and the input value means x.

So they've told us the output value y = 4.5

Sub this into the function they gave us to get x

y=x/2

4.5=x/2

9=x

5 0
3 years ago
Exactly 2/5 of the university’s students live off campus. Of those students 3/10 of them live at home. What fraction of the univ
Dafna1 [17]
2/5 × 3/10
6/50
3/25
3/25 of the university's students live at home
8 0
3 years ago
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Complete the steps used to slove a system of liner equations by substituting the value of y into one of the original equations t
Aneli [31]

Answer:

Solve one of the equations for y, take that answer and plug into the second equation in place of y. Then solve for x.

Step-by-step explanation:

Need equations if you want actual answer

8 0
4 years ago
4 cm
vesna_86 [32]

Answer:

For cylinder TSA this is simple equation   TSA -  TBA = LSA

total surface area subtract the total base area and we get the lateral.

To find base it is 2pi r^2

so 2pi x r x h - 2 pi x r^2 = lateral surface area

Step-by-step explanation:

5 0
3 years ago
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