Answer:
x = 6
Step-by-step explanation:
Expressing the ratio in fractional form
[tex]\frac{x}{x+4}[/tex] = [tex]\frac{3}{5}[/tex] ( cross- multiply )
5x = 3(x + 4) ← distribute
5x = 3x + 12 ( subtract 3x from both sides )
2x = 12 ( divide both sides by 2 )
x = 6
