monster09 monster09
  • 19-01-2017
  • Mathematics
contestada

want is the solution?
21 = 42 - 3r

A. r = -8
B. r = -7
C. r = 7
D. r = 8

Respuesta :

zhduch
zhduch zhduch
  • 19-01-2017
21 = 42 - 3r
-21 = -3r
r = 7

So C.
Answer Link

Otras preguntas

abcdefghijklmnopqrstuvwxyz
What is the electron geometry of PF3?
Is this sequence arithmetic, geometric, neither or both? 938, 938, 938, 938,....
HELP ME PLSSS SOMEONE HELPP ILL GIVE BRAINLIEST tom sold 3 cars ( a total value of $112,500) in the month of january. it is paid only by commission for its sell
. Зх – 3y= 9 for D = {0 SXS 8} у о 3 8 PlZzz helppppppppp
the solution of equation x × 3=0 is​
Please help me!!! ASAP!
sadadjskjdlfhsadidshoichuedhhefhksjdhfihdpihdifhjehj;fhsuhfehkjfjkshxjhf
How does the presidential power of commissioning all the officers of the United States link to Marbury v. Madison (1803)?
How he became trongsa poenlop Ugyen Wangchuck​