Integers
4x+2, when x=3
14
0.5w-2, when w=6
1
2/3f, when f=0
0
1/2x+0.5x, when x=3
3
Jim has $500 in the bank. He spends $9.37 each month for his streaming music service. Write an expression to represent the situation, use m for the number of months.
500-9.37m
5y-6, when y=2
4
0.75r+10, when r=100
85
15/16y, when y=(-8)
-15/2 or -7 1/2
1 1/2g-2, when g=4
4
Bill starts his savings account with $200. Every paycheck he deposits $50.50 into the account. Write an expression to show the situation, use p for the number of paychecks.
200+50.50p
8j-3j, when j=-2
-10
25+(-1.2)k, when k=-2
27.4
-1/2m+4, when m=(-3)
5 1/2
-1/3a+0.25, when a=-1/2
0.45 or 9/20
Sarah and some friends throw a party. The total bill for the party is shared evenly by all of the guests. The party costs $2000. Write an expression to show how much each guest will owe if there are g guests.
2000/g
-3z-4, when z=7
-25
9.3-(-2.4)p, when p=3
16.2
-5/7v+2, when v=3
-1/7
0.3h+0.2h-1/2g, when h=-1, g=-2
1/2 or 0.5
Tucker's food container holds 25 pounds of dog food. Every day Tucker eats 2.5 pounds of food. Write an expression to show this situation, use d for the number of days.
25-2.5d or 25+(-2.5)d
-6x+3y-2z, when x=-3, y=-6, z=0
0
3.95h-3+0.05h, when h=23
89
18-(-1/2)c, when c=(-4)
16
1.25f-1/4f+6.2w, when f=-13, w=-3
-31.6 or -31 3/5
Every month the price of a stock doubles. Write an expression to show the price after m months, and use p to show the price.
2mp or 2pm