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

the terms containment massive retaliation and detente are most closely associated with united states foreign policy efforts to
how much money do you have when you pay 500 dollars every two weeks for a month?
How can we distinguish between ethylene and acetylene chemically?​
Julie is constructing a scale model of her room. The rectangular room is 10.25 inches by 8 inches. If 1 in = 2 feet of the actual room, find the length of the M
All of the statements below are historically accurate. Mark the two items that helped lead to war between Britain and the American colonists. Question 6 options
what are taxes? in your own words ​
Discuss in detail the value of effective time-management during the examination session
When the president signs a bill, it
PLEASE I NEED ANSWER BY 7:40!!!!!!! 1. Two students were discussing the color of a blue paper. Student A said, The paper looks blue because the paper reflects
Discuss four reasons why it is important for a novice entrepreneur.