84/10 (Thats the fraction of 8.4)
<u>42 </u> = 8.40000
5
Answer:
102
Step-by-step explanation:
lets say x=2
so,
2x+2 would be 4+2
x would be 2
and 3x+8 would be 6+8
add up the sums,
6+2+80+14
and you get 102
so your answer is 102
Hope this helps! :)
She needs to earn at least 84 to buy the mp3 player
earnings=earningsperhour times numberofhoursworked
earnings per hour=12 dollars
number of hoursworked=h
therefor
earnings=12 ties h or12h
earnings is at least 84
earnings is greater than or equal to 84
earnings<u>></u>84
12h<u>></u>84
solve
12h<u>></u>84
divide both sides by 12
h<u>></u>7
she needs to work at least 7 hours
to graph, draw a line at x=0 and shade to the right, make the line solid
Answer:
it looks good
Step-by-step explanation:
