simba196
simba196
01-08-2016
Mathematics
contestada
a + c =150
9a + 6c = 1155
Respuesta :
konrad509
konrad509
01-08-2016
[tex]a+ c =150\\ 9a + 6c = 1155\\\\ a+c=150\\ 3a+2c=385\\\\ -2a-2c=-300\\ \underline{3a+2c=385}\\ a=85\\\\ 85+c=150\\ c=65 [/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 17+ )
Otras preguntas
Find the x-intercepts and y-intercept for the parabola below. Write answers as (x,y) coordinates. y=-7x2-4x+3 x-int:______________ y-int:________
Which fruit has the lowest unit price?A) 2.5 pounds of grapes for $4.19B) 4 pounds of apples for $5.49C) 5 pounds of oranges for $6.99D) 6.5 pounds of strawberr
Which is the first enzyme used in the production of cdna?
She estimates 3/4 cups of snack mix , how many snack mix she needs in order to make 200 servings
Hostes adventu nostri ________ territi sunt. the enemies were terrified by the arrival of our army. exercitui exercituum exercitus exercitibus
What is the definition of point of tangency? in Geometry
Do muscular individuals automatically have a lower heart rate than less muscular individuals? why or why not?
Gonorrhea can be passed from the mother to her baby resulting in blindness and life-threatening blood infection in the baby? a. True b. False
solve for z z/12 equals 4/5
Which of the following occurred during Jefferson’s term in office:
