sandy wrote:
Chris gave Jane x cards. He gave Betty one card more than he gave Jane & he gave Paul two cards fewer than he gave Betty.
In terms of x, how many cards did Chris give Betty, Jane & Paul altogether?
A. 3x+1
B. 3x
C. 3x-1
D. x-1
E. x/3
Chris gave Jane x cards. Chris gave Betty one card more than he gave JaneSo,
x + 1 = number of cards Chris gave Betty
Chris gave Paul two cards fewer than he gave BettySo,
x + 1 - 2 = number of cards Chris gave Paul
Simplify:
x - 1 = number of cards Chris gave Paul
In terms of x, how many cards did Chris give Betty, Jane & Paul altogether?TOTAL cards given = x + (
x + 1) + (
x - 1)
= 3x
Answer: B
Cheers,
Brent