jmadison92101 jmadison92101

21-08-2016
Mathematics

contestada

Find the lengths of two segments whose sum is 45 and whose ratio is 2:3

Respuesta :

christinachan christinachan

21-08-2016

Let the two segments be x and y
x+y=45...1
X/y = 2/3...2
From1, y=45-x
Sub this into 2
x/(45-x)=2/3
3x=90-2X
5x=90
x=18
y=45-18=27

Answer Link

Otras preguntas

Find the other endpoint of a line segment with the given midpoint and one endpoint. midpoint (11/2,17/2) and the endpoint is (2,9)

--+--+--+--+-- =30.Solve the puzzle with the --+--+--+--+-- =30.Solve the puzzle with the numbers(1,3,5,7,9,11,13,15).Numbers can be repeated.Only addition ope

simplify the expression. 3 square root 5/64

if an automobile travels 450 yards in 15 seconds, how many feet does it travel in 1/3 of a second? how do I calculate this problem?

Can you answer these? I don't understand this part either. Thanks

If abx - 5 = 0, what is x in terms of a and b?

2,7,26,101,400 what is the next number

*When do you eat your breakfast? (change into passive voice0*Where does she keep her money? (change into passive voice)*What do you see?(change into passive voi

2,7,26,101,400 what is the next number

Calculate the discriminant. x2 – x – 2 = 0