tonykinney2009
tonykinney2009 tonykinney2009
  • 02-03-2019
  • Mathematics
contestada

solve fot z show all your work. 7z - 18 =2z+ 18​

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 02-03-2019

Answer:

z = 36/5​

Step-by-step explanation:

7z - 18 =2z+ 18​

Subtract 2z from each side

7z-2z- 18 =2z-2z+ 18

5z - 18 = 18

Add 18 to each side

5z-18+18 = 18+18

5z = 36

Divide by 5

5z/5 = 36/5

z = 36/5​

Answer Link

Otras preguntas

Ms. Tang has asked Keith and Judy to paint small hearts on their classroom walls. Keith has painted 33 hearts and is painting at the rate of 10 hearts per hour.
Start time: 9:38 pm End time: 1:16 am
what is the surface area?
The summerians were known for many advances. Name some here
What was the central idea of the early Korean belief in shamanism? Multiple choice question. cross out A) All living things in the world have spirits. cross out
Suppose total cost in dollars from the production of x printers is given by C(x) = 0.0001x^3 + 0.005x^2 + 28x + 3000 (a) Find the average rate of change of tota
Each day, you watch television for 30 minutes and work on homework for m minutes. Write and simplify an expression that shows how many minutes you spend watchin
please explain the awnser of the question to me​
Question 1 Solve t/3≥15 .
Jason inherited a piece of land from his great-uncle. Owners in the area claim that there is a 45% chance that the land has oil. Jason decides to test the land