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

look at the image below plz !!!!!!!!!!!!!! U R G E N T PLZ
Find the value of the variable(s). (9x + 12) 3x (4y - 10)​
the diagonal of a square has a length of 10. what is the area of the square?
Sirius Cybernetics Corp. produces touch-enabled wearable devices. Its research and development team recently became aware of a new, open-source technology produ
Given the equation representing a nuclear reaction in which X represents a nuclide: 232Th → He + x Which nuclide is represented by X? A) 236 B) 228 Ra SS C) 236
what is the area of velocity time graph​
Write an equation to show how perchloric acid, HClO4, reacts with water. Include states of matter in your answer.
additive inverse of 2/8​
How is machines an example of the concept of globalization
what is consumerism mean