DOUBLE OR NOTHING
If you get it right you double your points if you get it wrong you lose all your points.
You need to have at least $100 in your account to avoid a fee. You have $247 and you need to make withdrawals of $20 per week. What are the possible numbers of weeks that you can withdraw money and avoid a fee.
At most 7 weeks
4x-3<9
x<3
3(6x+2)>-12
x>-1
six multiplied by a number plus one is greater than or equal to ten
6 * n + 1 ≥ 13
(Translate) three times a number take away four is less than seven plus a number
3x-4<7+x
Juan is mowing grass to save money for a vacation. He charges $12 per yard. Juan Already has $40 and he wants to at least $148 to take with him. YOU DON'T NEED LABELS
y≥9
-11≥-1-2x
-5≥x
DOUBLE OR NOTHING
Get it right and double your overall points.
Get it wrong and lose all points.
1/12 - 8/36x < 6/8
x<- 13/4
Three divided by twenty-five plus a number is greater than or equal to five
3÷25 + x ≥ 5
-5x+3x+1≥-14
x≤7.5
The soccer team can have no more than 26 players. How many more players can make the team if the coach has already chosen 17 players? write and solve the inequalities.
at most nine players
BONUS!!!
600 points
-2+2x>-16
x>-7
3x-5<10
x<5
Twice the sum of a number and three is less than 5
2(x+3)<5
DOUBLE OR NOTHING
double your overall points or lose all your points.
21≥ -5x - 4
-5 ≤ x
A rental company charges $15 plus $4 per hour to rent a bicycle. If Margie does not want to spend more than $27 for her rental, write and solve an inequality to find how many hours she can rent the bicycle and not spend more than $27. YOU DON'T NEED LABELS
x≤3
-3x+2≤17
x≤-5
BONUS! 1000 POINTS
6x-1/2 ≤4 1/2
x ≤ 2/3
sum of five times a number and 4 divided by two is less than seven
5x+4/2<7
6> -2/3 (18x-6)
- 2/12 < x
Stan earned $7.55 per hour hour plus an additional $100 in tips waiting tables on Saturday evening. He earned $160 in all. To the nearest hour, what is the least number of hours Stan would have to work to earn this much money.
x ≥ 7.9 hours
7< x/2 + 4
6<x
x/-3 + 4 < 13
x > -27
twice five plus a number is greater than five
2(5+x)>5
BONUS 1000 points
(Write an equation and solve) Tom has scores of 92,90, and 84 on his first three tests. What score must he get on the 4th test in order to maintain an average of at least 90 per test.
Equation (92+90+84+x)÷4≥90
Answer greater or equal to a 94