chinchintakemys1
chinchintakemys1 chinchintakemys1
  • 01-12-2017
  • Mathematics
contestada

Evaluate 4(2a - b) when a = -1 and b = 5

A -48
B -28
C -12
D 32

Respuesta :

altavistard
altavistard altavistard
  • 02-12-2017
I'd suggest you enclose -1 and 5 within brackets as shown:


4( 2[-1] - [5] ).  Do the work within parentheses FIRST:  4( -7 ).
Then multiply as indicated:  -28
Answer Link

Otras preguntas

Revenues are recognized when ______, even when the cash is collected in a different accounting period than the obligation to the customer has been performed.
What organ system controls the activity of the eccrine sweat glands.
im confused on this question khan academy
PLEASE HELP DUE SOON! NEED HELP!!! ASAP DUE IN THE NEXT FEW HOURS AND I'M STUCK ON THIS!!! Describe in French the features of your computer, or any computer you
A square is cut from a rectangle. The side length of the square is half of the unknown width w. The area of the shaded region is 84 square inches. Write an equa
function A is represented by the equation y = 3x + 4
can you help me please.​ click to see full pic
What is the equation of 5x^2 - 6x - 7 translated up 2 units?
how much should be invested at intrest rate 6.5% per year componded continuously to have $3000 in two years
I need the answer to this question, please help! Please please please help!