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 ( 18+ )
Otras preguntas
In one or two sentences, describe the effect of competition on price.
Pure quartz and the gemstone amethyst are nearly alike chemically. what physical property would be used to tell them apart
The school baseball team wants to have each player's name imprinted on the player's jacket. the cost is $75 plus $8.50 for each name. write a function to repres
Help please pre calculus
How has victor lost his humanity at the end of frankenstein? A. He realizes that love would have been the best weapon against the monsters revenge and hatred B
For your business to be successful you will need a strategy for beating the competition, that is, a ________.
Abraham Lincoln's "A House Divided" speech is historically significant because in it he declares war on the South.
Joey wants to make a platform that is 7 feet wide and 10 feet long. If he uses boards that measure 6 inches wide by 2 feet long, how many boards will he need to
The destination ip address is 164.109.27.233 subnet mask of 255.255.192.0 network address is
One property that makes electromagnetic waves differ from other types of waves is that they can
