princessbubblegum608 princessbubblegum608

20-07-2021
Mathematics

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x: (x + 4) = 3:5 Work out the value of x.

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jimrgrant1 jimrgrant1

20-07-2021

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

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