Question

Solve for x: 5 over x equals 4 over quantity x plus 3

5
3
−3
−15

Answer 1

D

Explanation:

Answer 2

x = - 15

Explanation:

The equation is
`(5)/(x)=(4)/(x+3)`

We now cross mulitply and do algebra to figure the value of x (shown below):

`(5)/(x)=(4)/(x+3)\\5(x+3)=4(x)\\5x+15=4x\\5x-4x=-15\\x=-15`

Hence x = -15