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

Otras preguntas

Al washed a car in 6 minutes. Fred washes the same car in 8 min. How long dies it take Al and Fred to wash the car together?
If 2 less than or equal too X less than or equal too 6, which of the following has the greatest value
what time is 9 hours and 30 minutes before. 4:25
What is the coefficient of y in the expression 12+3y-2x?
Please tell me five slogans on conservation of natural vegetation.
Please tell me five slogans on conservation of natural vegetation.
How consumers behaviour affect market equilibrium
what is the meaning or definition of fighting-gear??
Please tell me five slogans on conservation of natural vegetation.
What is the approximate circumference if the circle that has a center at (2,1) ans passes through the point (2,5). 1. 8 units 2. 13 units 3. 25 units 4. 50 unit