3 years ago

can someone please help? And can you also explain how to do it, because I forgot the steps on how to do it

Mathematics

1 answer:

alexdok [17]3 years ago

7 0

Answer:

option 3) EF= -7 FG= -7

Step-by-step explanation

X= 1/2

EF= 2X-8

= 2 X 1/2 -8

=1 - 8

EF = -7

FG= 4X -9

= 4X 1/2

2 - 9

FG = -7

You might be interested in

Which of the following is false?

bixtya [17]

Answer:

A and C

Step-by-step explanation:

6 0

3 years ago

Becky spent 3/4 of an hour practicing the piano.She spent 1/2 of that time practicing her recital piece. What fractional part of

Ber [7]

Answer:

3/8

Step-by-step explanation:

First,

convert 3/4 of an hour to minutes;

If 1 hr = 60 mins

then 3/4 of 1hr = $\frac{3}{4} *60\\ \\ =45 mins.Next, If 1/2 of 3/4 was spent practicing recital piece, it means that it is half of 45 mins;1/2 *45 = 22.5 minsLastly, convert the 22.5 mins into a fraction of an hour;22.5/60 = [tex]\frac{3}{8}$

3 0

3 years ago

The fraction 4/10 can be written as A) 0.0004 B) 0.004 C) 0.04 D) 0.4

lara31 [8.8K]

You can simplify the fraction to get 2/5. If you convert this into a decimal you will get 0.4, so D is your answer.

6 0

4 years ago

Read 2 more answers

A 20-foot ladder is placed against a vertical wall of a building, with the bottom of the ladder standing on level ground 6 feet

kykrilka [37]

Answer:

19.1 feet

Step-by-step explanation:

This forms a right triangle

use the pythagorean theorem

a^2 + b^2 = c^2

a^2 + 6^2 = 20^2

a^2 + 36 = 400

a^2 = 364

a = 19.0787840283

Rounded

19.1 feet

7 0

3 years ago

Worth 60points!!!!!

EastWind [94]

Answer:

X=4

Step-by-step explanation:

2÷\frac{1}{2}=4

6 0

3 years ago

can someone please help? And can you also explain how to do it, because I forgot the steps on how to do it ​

can someone please help? And can you also explain how to do it, because I forgot the steps on how to do it