kieante01
kieante01
03-06-2017
Mathematics
contestada
PLZZZZ NEED HELP!!!!!
Respuesta :
jamiexx
jamiexx
04-06-2017
use simultaneous equations
a + c =6 (1)
45a + 15c = 150 (2)
from (1)
c = 6-a (3)
sub 3 into (2)
so the answer is 45a + 15(6-a) = 150, so is B
Answer Link
VER TODAS LAS RESPUESTAS ( 57+ )
Otras preguntas
Help with is ixl please
How many solutions does the following equation have? -14(z-5) = -14z +70 Choose 1 answer: A. No solutions B. Exactly one solution C. Infinitely many solutions
A population of 50 foxes in a wildlife preserve doubles in size every 14 years. The function y = 50.2*, where x is the number of 14-year periods, models the pop
A 16.0 kg canoe moving to the left at 10 m/s makes a head-on collision with a 19.0 kg raft moving to the right at 7.0 m/s. After the collision, the canoe moves
A 16.0 kg canoe moving to the left at 10 m/s makes a head-on collision with a 19.0 kg raft moving to the right at 7.0 m/s. After the collision, the canoe moves
373646351636646475753626266374747574884x848484893990299149440505944330309877=?
A circle with a radius of 5 is transformed into the following function: (x/3)² + (5y)² = 25 What percentage of the original circle's area is the area of the new
PLSS HELP MEEE!! It'll be very appreciated
Help me with ixl please
Angle ABC is taken by a dilation with centerpoint, P and scale factor of four to angle A’B’C’ the measure of angle, BCA is 75° what is the measure of angle B’C’
