High School

Which value of x makes the equation true?

\[ 5x + \left(\frac{x}{3}\right) = 38.4 \]

Answer :

Answer:

x = 7.2

Step-by-step explanation:

Convert the integer into a fraction:

(15/3 + 1/3)x =38.4

Combine the fractions:

(15/3 + 1 ) x = 38.4

Combine the numerators:

16/3 x = 38.4

5x + X/3 = 38.4

or, 5x* 3 + X = 38.4*3

or,. 15x + X. = 115.2

or,. 16 X. = 115.2

or,. X. = 115.2/16

X = 7.2

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