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
concert The following measurement
2. If a costing Rs. 45,000 is sold at a discount of 20%. Write the formula to find discount percent. Discount MP (b) Find the discount [1] [Ans: Rs. 9,000.(c) I
Cookout You are planning a cookout. You figure that you will need at least 5 packages of hot dogs and hamburgers. A package of hot dogs costs $1.90 and a packag
how would I solve this?
for each of the follwing situations write down the formula andd determine itf it defines a linear function
What’s the value of X when 10 X equals 12
A cone has a height of 10 meters and a radius of 7 meters. What is its volume? Use ≈ 3.14 and round your answer to the nearest hundredth. cubic meters
Can you please answer this for me
Find x in each figure (assume the segment across the triangle is parallel to the third side)
The fine-structure constant, , plays a special role in the structure of matter; its approximate value is 1/137. What is the de Broglie wavelength of an electron
