lisajordan428 lisajordan428

24-08-2020
Mathematics

contestada

Find x when y=6 in the literal equation 5x+4y=39

A. 12.6
B. 15
C. 2.25
D. 3

Respuesta :

sigup01 sigup01

24-08-2020

Answer:

y=6

then,

5x+4y=39---> plug y in to the function

5x+4(6)=39

5x+ 24=39

5x= 39-24

5x= 15

x= 15/5

x= 3

So, the value of x when y=6 in that function is 3 (D)

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