PLEASE HELP! FINAL! Stanley won x raffle tickets at the school carnival. Regina won y raffle tickets. Daphne won image as many raffle tickets as Stanley. Keenan won 3 times as many raffle tickets as Regina.
Which expression represents the total number of raffle tickets Stanley, Regina, Daphne, and Keenan have all together?
A. x − 1/2x + y − 3y
B. 3y − y + x − 1/2x
C. x + y + 1/2x + 3y
D. 3y + y − x + 1/2x

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb

10.416 meters per second

step-by-step explanation:

distance=1 00 meters

time= 9.6 seconds in decimal form or 9 3/5 as a mixed number

average speed= 100/9.6

=10.416 meters per second or 10 52/125 as a mixed number.