tinasidell1972 tinasidell1972
  • 04-02-2019
  • Mathematics
contestada

evaluate the expression for the given value of the variable 7a - 4a for a =8

Respuesta :

Kteeparker
Kteeparker Kteeparker
  • 04-02-2019
7(8)=56
4(8)=32
56-32=24

Answer Link
owensjayo owensjayo
  • 04-02-2019

Answer:24


Step-by-step explanation: you simply substitute 8 for a.

7(8)=56 - 4(8)=32

56-32=24


Answer Link

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