tyre2k17
tyre2k17
17-07-2017
Mathematics
contestada
Solve each proportion. Show your work
Respuesta :
carleyr01
carleyr01
17-07-2017
a)
2x/7 = 12/14
x=6
I don't know b i am sorry
Answer Link
texaschic101
texaschic101
17-07-2017
(2x)/7 = 12/14
cross multiply
(2x)(14) = (7)(12)
28x = 84
x = 84/28
x = 3
3 / (x - 1) = 5/7
cross multiply
5(x-1) = (7)(3)
5x - 5 = 21
5x = 21 + 5
5x = 26
x = 26/5 or 5.2
Answer Link
VER TODAS LAS RESPUESTAS ( 31+ )
Otras preguntas
What is the volume of this pyramid? 7560 cm³ 5040 cm³ 2520 cm³ 1728 cm³
Why didn't charles edward, the grandson of queen victoria, receive hemophilia from his father leopold? because helena does not carry the trait because the disea
Which category do they do in
Hannah will roll a number cube, labeled 1 through 6, 300 times. About how many times could Hannah expect to roll a number less than 4?
Identify the correct sentence. a. us singers admit that some songs are a challenge to sing. b. i admit that some songs are a challenge for we singers to sing. c
Two rollerbladers face each other and stand at rest on a flat parking lot. tracey has a mass of 32 kg, and jonas has a mass of 45 kg. when they push off against
the measure of an angle is 6 less than 5 times its complement. what is the measure of the complement
Why did the power of the japanese emperors decline during the a.d. 800s?
After a store marks up the wholesale price of an item by 75%, the retail price of the item is $350. A month later, the store puts the item on sale for 20% off t
What is 0.194 with only thhe 9 and 4 repeating as a fraction?
RELAXING NOICE
