khiakelly khiakelly
  • 01-09-2020
  • Mathematics
contestada

- 9r + 15(12 + 6r) = - 4r - 7r

Respuesta :

carriesrazy1104 carriesrazy1104
  • 01-09-2020

Answer:

r=135

Step-by-step explanation:

-9r + 15 x 18 = -11r

-9r + 270 = -11r

-9r  = -11r -270

2r = 270

r = -135

Answer Link

Otras preguntas

Only the _____ word in an organism's complete scientific name has its first letter capitalized
how were japan and germany similar in the 1930s
Body composition is less important than the other health-related components of fitness. true or false
jess buys 5/8 pound turkey and 7/16 pound of cheese. how much turkey and cheese does jess buy?
By what process are these digestive enzymes excreted from pancreas cells?
A balloon is floating freely at a rate of 0.87 m/s due south. A southerly breeze (coming from the south) blows against the balloon with a velocity of 0.32 m/s.
How do the surface proteins on a virus help it to invade a host cell?
Convert 36 cm/min= m/h
PQ||SR and PS||QR D=???
7 is what on a pH scale