Respuesta :

Convert the fractions so they have the same denominator of 40. This will make the equation 25/40x + 8/40x =66.
Add the two numbers to get 34/40x =66
Divide 66 by 34/40 to get x= 77.65 or 77 11/17
zoeyangelee

Answer:

x = 80

Step-by-step explanation:

Find a common denominator for 5/8x and 1/5x

25/40x + 8/40x = 66

Add 25/40x and 8/40x together.

33/40x

33/40x = 66

Divide both sides by 33/40

x = 80

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