Question

If 3x - 9 : 5x + 4 is the triplicate ratio of 3:4 find the value of x ​

Answer 1

Answer:

(3x-9)/(5x+4)=3/4

4(3x-9)=3(5x+4)

12x-36=15x+12

12x-15x = 12+36

-3x = 48

x = 48/-3

x = -16

.

.

.

.

.

hope it hepls

Answer 2

Answer:

-16

Step-by-step explanation:

(3x-9)/(5x+4=3/4

4(3x-9)=3(5x+4)

12x-36=15x+12

12x-15x=12

-3x=48

X=48/-3

X= -16