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

Which Indian piece of literature contains the passages called the Bhagavad Gita? a. the Mahabharata c. the Ramayana b. the Siddheswara d. the Panchatantra
What was the name of the general that led the Nazi forces in the Battle of El Alamein? A. General Eisenhower B. General Rommel C. General Goebbels D. General Hi
An astronomer would most likely study which of the following? A. ice B. rocks C. water D. space
Tickets to a museum cost $17 each. For a field trip, the museum offers a $4 discount on each ticket. How much will tickets for 32 students cost?
C6H12O6 is a type of protein carbohydrate amino acid polymer
How does the width of a rectangle change if the length increases but the area remains 300square feet
A Sports arena covers 710,430 square feet of ground. A newspaper reported that the arena covers about 700,000 square feet of ground. To what place value was t
Identify the helping verb in the following sentence. I will work late tomorrow. A. Will B. Tomorrow C. Late D. Work
Polymers are formed by joining several units called monomers.what does the term monomer refer to? the answers are a unit made up of several compounds a unit ma
Wind direction is determined by the Earth’s rotation. true or false?