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4 years ago

Solve x^2=64. What property did you use?

Mathematics

1 answer:

katovenus [111]4 years ago

7 0

Answer:

x = ± 8 using the square root property

Square root both sides to get x = ± 8.

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I need help with this plz bro. Plz

Bogdan [553]

Answer:

I only got B

Step-by-step explanation:

Put the x-values into the equation and solve for each.

7 0

3 years ago

In math class the girl to boy ratio is 8 to 6 if there are 24 girls in the class , how many boys are there ?

Volgvan

Answer: The required number of boys in the class is 18.

Step-by-step explanation: Given that in math class, the girl to boy ratio is 8 to 6 and there are 24 girls in the class.

We are to find the number of boys in the class.

Let 8x and 6x represents the number of girls and boys in the class.

Then, according to the given information, we have

$8x=24\\\\\Rightarrow x=\dfrac{24}{8}\\\\\Rightarrow x=3.$

Therefore, the number of boys in the class is given by

$6x=6\times3=18.$

Thus, the required number of boys in the class is 18.

7 0

3 years ago

The elevation of a town is 24 feet above sea level. Which integer represents this temperature? −24 +24

Snowcat [4.5K]

Answer: +24 (last option)

Step-by-step explanation:

The level of reference is the sea level, then you can say that the sea level is at 0 feet.

The measures below the sea level are negative and the measures above the sea level are positive.

Therefore, if the elevation of a town is 24 feet above sea level, then the asnwer is: +24

6 0

3 years ago

Read 2 more answers

The quotient of 8 decreased by a number divided by 5

ser-zykov [4K]

Answer: 8/x - 5

Step-by-step explanation:

You find the quotient then you subtract, because the other way around doesn't work

7 0

3 years ago

Evaluate (7² - 9 ) ÷ ( 55 - 35 ). <br> A: -34<br> B: 48<br> C: -4<br> D: 2

Marina86 [1]

This answer is D, 2. Hope this helps

8 0

3 years ago

Read 2 more answers