3 years ago

Solve for x: 2(x+5)=4+6

Mathematics

1 answer:

arsen [322]3 years ago

8 0

Answer:

$x=0$

Step-by-step explanation:

First distribute:

$2(x+5)=4+6\\\\2x+10=4+6$

Then simplify:

$2x=0\\x=0$

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Let us denote the number of boys in the glee club with X and the number of girls with Y.There are 84 students in the glee club, which means that the following equation can be written:X+Y=84We also now that there are 12 more boys than girls, so:X=Y+12We can rewrite the first equation like:(Y+12)+Y=842Y+12=842Y=62Y=62/2=31X=31+12=43So, the ratio of the number of girls to the number of boys is: Y/X=31/43
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PEMDAS (left to right)

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Step-by-step explanation:

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A bank finds that the average number of people waiting in line during lunch hour is 10. On average, during this period, 2 people

mihalych1998 [28]

Answer:

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Step-by-step explanation:

We have been given that a bank finds that the average number of people waiting in line during lunch hour is 10. On average, during this period, 2 people per minute leave the bank after receiving service.

We will use flow time formula to solve our given problem.

$\text{Flow time}=\frac{\text{Number of units produced}}{\text{Duration of time period}}$