zf153623
zf153623 zf153623
  • 02-09-2021
  • Mathematics
contestada

Find a is XZ=19,Xy=a+4 and YZ=a-7.

Find a is XZ19Xya4 and YZa7 class=

Respuesta :

lyuck lyuck
  • 02-09-2021

Answer:

a = 11

Step-by-step explanation:

XY + YZ = XZ = 19

(a + 4) + (a - 7) = 19

2a - 3 = 19

2a = 22

a = 11

Answer Link

Otras preguntas

Select the correct answer. which of these organizations provides help to the friends and families of an alcoholic? a. national clearing house for alcohol and dr
Working together a small pipe and large pipe can fill a big pool in 6 hour. It takes the smaller pipe 5 hours longer than the large pipe to fill the big pool wo
8 out of 10 people saw the show
From your observations while adjusting only the amplitude knob, what is the relationship between the primary coil amplitude , max and the secondary coil amplitu
Please help solve this equation?
Which of the fallowing expressions represents the distance between -4 and 1
Where did muckrakers carry out most of their work?
As a gaseous element condenses, the atoms become ________ and they have ________ attraction for one another.
The origins of wine can be traced back to 6000 bce in what is now the country of ___
Write 3–4 sentences to describe how coupling reactions are used to drive an unfavorable chemical reaction.