Which of the following us the solution to | x | +5 < 1the picture is the choices

Mathematics

1 answer:

klio [65]3 years ago

6 0

Answer:

No solution

Step-by-step explanation:

The lines mean absolute value so any negative number will become positive, meaning once simplified you will have a positive number added to five and there is no positive number that when added to five will be less than 1.

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Jin bought a pair of pants that cost $47.83. The sale tax in her state is 7.43 % what is the total cost of the pants ?

maxonik [38]

Answer:

$51.38

Step-by-step explanation:

7.43% of 47.83=(rounded to the nearest hundredth) 3.55

7.43/100*x/47.83

x=3.55

because we are solving for x

we can also cross check by taking out the percentage

x/100*3.55/47.83

47.83x=355

x=7.42212000836

which is about 7.43%

47.83+3.55= 51.38

6 0

3 years ago

7x(x+4)<br> 7x^2+4<br> 7x^2+28x<br> 8x+4<br> 8x+11

Scilla [17]

Answer:

$7x^2+28x$

Step-by-step explanation:

$7x(x+4)\\\\Multiplication\ is\ distributive\ on\ addition\\\\\Rightarrow 7x(x+4)=7(x\times x+x\times 4)\\\\7x(x+4)=7(x^2+4x)\\\\Multiplication\ is\ distributive\ on\ addition\\\\\Rightarrow 7x(x+4)==7\times x^2+7\times 4x\\\\7x(x+4)=7x^2+28x$