2 years ago

Determine whether each expression was simplified correctly.

Mathematics

1 answer:

astra-53 [7]2 years ago

3 0

Answer:

Only b is correctly simplified.

Step-by-step explanation:

You might be interested in

Pls helppppp last questionnnnn

zzz [600]

Answer:

G. $\frac{3.2}{2} = \frac{a}{8}$

Step-by-step explanation:

Given that figure I and figure II are similar, it follows that the ratio of their corresponding side lengths are equal and the same.

Thus:

$\frac{3.2}{2} = \frac{a}{8} = \frac{8}{5} = \frac{6.4}{b}$

Therefore, the proportion that must be true is:

✔️ $\frac{3.2}{2} = \frac{a}{8}$

3 0

3 years ago

F(X) = (x + 5)(x - 1)

marusya05 [52]

Answer:

X=-5 or X=1

Step-by-step explanation:

f(x)=(x+5)(x-1)

(x+5)(x-1)=0

x=-5 orx=1

4 0

2 years ago

A drinking straw is 1 cm in diameter and 15 cm long.<br><br> What is the volume of the straw?

Neporo4naja [7]

Answer: 11.775

If you plug in the radius (0.5 because the radius is half of the diameter) and the height to the formula for volume of a cylinder you will get pi•0.5 squared•15 which when solved is 11.775.

3 0

2 years ago

An employee working in a machine shop is exposed to three different sources which emit noises at 81 dB, 91 dB, and 88 dB. What i

leonid [27]

Hello,
Please, see the attached file.
Thanks.

5 0

3 years ago

If x-2y=1, what is the value of 2 3x-6y?

MaRussiya [10]

I hope this helps you

4 0

3 years ago

Determine whether each expression was simplified correctly.​

Determine whether each expression was simplified correctly.