Seudónimo Seudónimo
  • 01-11-2018
  • Mathematics
contestada

the perimeter of th triangle shown is 32ft.
what is the value of x?
12 1/4 + 6 1/3 +x
A.13 5/12
B.13 5/7
C.14 5/12
D.14 5/7

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 01-11-2018

32 = 12 1/4 + 6 1/3 +x

get a common denominator for the fraction, 12

32 =  12 (1/4 * 3/3) + 6 1/3*4/4 + x

32 = 12 3/12 + 6 4/12 + x

add

32 = 18 7 /12 + x

subtract 18 7/ 12 from each side

32 - 18 7/12 = x

borrow from 32

31 12/12 - 18 7/12 = x

13 5/12 =x

Choice A


Answer Link

Otras preguntas

Find and correct the mistakes Dans une petite ville très innconnu, pendant l'hiver, ils habitait un garçon qui s'appellent Zack.
Martin is saving for a gaming system. The total cost of the gaming system and three games is $325.49. About how much money should he save per week to puchased
simplify and write your answer without exponents 16^(-5/4)
What are the three p21 of memory? Sensory, echoic, and long-term Hearing, visual, and retrieving Sensory, working, and long-term Visual, sensory, and long-term
The bike is on sale for $130. If th original price of the bike is $200, what is the percent discount.
Specialized cells are formed when cells differentiate. a. True b. False?
A relationship in which one species consumes and the other is killed is known as predation. parasitism. commensalism. mutualism.
What body of water does the Nile river empty into
divide 85 into the ratio of 2:3:5
The gland controls and regulates all other glands, and it secretes growth hormones.