BillyBob0531 BillyBob0531

01-12-2021
Mathematics

contestada

Use cross multiplication to figure this out. (What does xy = )
.78x/7 = 19/4y

Respuesta :

jieren3185 jieren3185

01-12-2021

Answer:

xy = 42.6282051282...

Step-by-step explanation:

0.78x/7 = 19/4y

0.78x * 4y = 3.12xy

19 * 7 = 133

3.12xy = 133

3.12xy/3.12 = 133/3.12

xy = 42.6282051282...

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