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Alona [7]
3 years ago
11

Evaluate when a=15:2(a-5)+2

Mathematics
1 answer:
sasho [114]3 years ago
7 0

Answer:

22

Step-by-step explanation:

if a=15

then, 2(a-5)+2= 2(15-5)+2 = 2(10)+2= 20+2=22

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(2x + 3)/5 = (x - 2)/3<br><br> What is x?
RSB [31]
The answer should be 5 or -5
8 0
2 years ago
Consider an urn with 7 black balls, 3 yellow balls, and 4 orange balls. If 3 balls are chosen randomly with replacement, what is
KATRIN_1 [288]

Answer:

1.79% chance or \frac{6}{343}

Step-by-step explanation:

7+3+4=14

chance of yellow \frac{3}{14}

chance of orange \frac{4}{14}

\frac{3}{14} * \frac{4}{14} *\frac{4}{14}  =  \frac{6}{343}

5 0
2 years ago
Please help 20 points!!!
sleet_krkn [62]
The red one is (4.1) and the green one is (-2.4) because is positive to negative so the positive side is that you got and the negative part is you owe someone for example: -20 < 30 so if it says Emily goes to the store and the milk costs $30.99 and she only has $10.00 that means that she owes $30.00 so is -10 <30
3 0
3 years ago
The rectangle has a length of 5x - 10 and a width of 2x. The perimeter is 120 units. Solve for x and use it to identify the actu
Ahat [919]

Answer: x= 10

Step-by-step explanation:

l= 40

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P=l+w+l+w

120=5x-10+2x+5x-10+2x

120= 14x-20

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4 0
3 years ago
Read 2 more answers
Solve: 8+ x/2= 1/4 (x-4)-1
alexandr402 [8]
|3x+1|=4 : x=−
5
3 ​or x=1
Pasos
|3x+1|=4
Aplicar las propiedades de los valores absolutos: Pi |u| = a, a>0 entonces u = a or u = −a
3x+1=−4 or 3x+1=4
Mostrar pasos
3x+1=−4 or 3x+1=4
6 0
2 years ago
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