Seudónimo Seudónimo
  • 08-07-2019
  • Mathematics
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Help me on this math question please

Help me on this math question please class=

Respuesta :

katherine2062
katherine2062 katherine2062
  • 08-07-2019

Answer:

its answer is 20

Step-by-step explanation:

as we know,

a=5

b=4

c=7

now,

3(b+a)-c

= 3(4+5)-7(here,putting the value of a,b&c)

=3×9-7

=27-7

=20.

Answer Link

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