All categories

3 years ago

Find the measure of AC.

Mathematics

1 answer:

alexira [117]3 years ago

8 0

Answer:

AC = 23 so it be D

Step-by-step explanation:

plug AC = DF ---> 21x-19 = 3x+17

sub. 3x by both sides --> 18x-19 = 17

add 19 to both sides --> 18x = 36

divide both sides by 18, x = 2

plug x back into 21x-19 to find AC

21(2) - 19

42 - 19 = 23

You might be interested in

This is the question i have.

Nimfa-mama [501]

S (-10,1)

T (-6,1)

U (-10,9)

V (-6,9)

3 0

3 years ago

What times 17 -20 equals 180?

grigory [225]

Answer:

Step-by-step explanation:

17-20=3. 60times3 equals 180. So 60

7 0

3 years ago

The large Magellanic Cloud is a galaxy that orbits our milky way galaxy at a distance of 1.79 × 10^5 light years. which shows th

Softa [21]

It would be 179,000. You just multiply them together.

8 0

3 years ago

18 ➗ (-4 1/2) with explanation

slamgirl [31]

Answer:

-4

Step-by-step explanation:

If anything the first thing you would want to do is covert your fraction so a decimal. (-4 1/2) as a decimal is -4.50. From there it would be easier to divide. to get an answer of -4

8 0

2 years ago

Lucia left a tip equal to 18% of the cost of her lunch. If she left $1.53 as her tip, what was the cost of her lunch, in dollars

xxMikexx [17]

Answer:

$8.50

Step-by-step explanation:

$8.50 x 18% = $1.53

7 0

2 years ago