dbjones74 dbjones74
  • 24-09-2019
  • Mathematics
contestada

what is 69= 5(7-5r) + 4(r-2) show work

Respuesta :

carlyjrunning
carlyjrunning carlyjrunning
  • 24-09-2019

Answer:

r=-2

Step-by-step explanation:

69=35-25r+4r-8 simplify

69=27-21r subtract 27 from both sides

42=-21r divide both sides by -21

r=-2

Answer Link

Otras preguntas

What is foreshadowing?
What is 2 to the 10th power in scientific notation
write two mixed numbers that have a sum of 3
If snow is falling at a rate of 1/4 inch every 30 minutes, how much snow will fall in 4 1/2 hours.
8a2 + 6a = 5 how do I do this?
What is 3/4 of 16 pennies
What must sound energy move through to travel from source to receiver?
the volume of a cube is 66cm cubed what is the height?
How can you tell when a solution is formed?
Who is the normative character in the play Hamlet?