3 years ago

How would I simplify 2³x5 to the power of negative 5

1 answer:

6 0

This is all middle school stuff.

First do the powers. 3 power plus -5 power equals to -2 power.

2 x 5 is 10. So, it's 10 to the power of -2.

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What percent of 120 is 7.8?

lora16 [44]

Answer:

6.5%

Step-by-step explanation:

Is means equals and of means multiply

Let P be the percent

P * 120 = 7.8

Divide each side by 120

P* 120/120 = 7.8/120

P = .065

Change to percent form

6.5%

3 0

3 years ago

The Key Club has 35 members. There are three more girls than boys. Write and solve a system of

Troyanec [42]

Answer:

19 girls

Step-by-step explanation:

Since there are 3 more girls than boys, 35-3=32

32/2=16

Now add back the 3

16+3=19

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3 years ago

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A bag contains 5 red balls and 6 green balls. You plan to select 2 balls at random. Determine the probability of selecting 2 gre

Umnica [9.8K]

Step-by-step explanation:

first pick has probability

$\frac{6}{11}$

second pick has probability

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combined probability is

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2 years ago

Can a line segment have two midpoints ?

zzz [600]

Actually, no they cannot. The midpoint is the single point at the very center of the line segment. Since no segment can have multiple centers, they cannot have more than a single midpoint. Sorry :3

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3 years ago

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Y = 2x + 7<br> a) Work out the value of y when x=4<br> b) Work out the value of y when x=-3

creativ13 [48]

A ) y = 2(3) + 7
y = 15

b ) y = 2(-3) + 7
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3 years ago