Expressions
Simplify:
(3x + 6) + (-2x - 5)
x + 1
Solve for the variable:
2 - 8x = -30
x = 4
Write an equation and solve:
Sasha rented a stroller during a family trip to Disney World. The stroller company charges $45 per day, plus a $75 delivery fee. At the end of the rental, Sahsa owed a total of $300. Write and solve an equation to determine how many days Sasha had the stroller.
45x + 75 = 300
x=5
Solve:
5x +25 >= 75
x >= 10
Solve:
-2x > 8
x < -4
Simplify:
(7x - 2) + (-9x + 15)
-2x + 13
Solve:
-7 + 4r = -15
r = -2
Write an equation and solve:
A car rental agency charges a $26 flat fee to rent a van, plus $0.40 for each mile it is driven. Write an equation to represent the number of miles driven if the total cost of renting a van is $66?
66 = 0.4x + 26
x=100
Solve:
3x + 1.5 < 9
x < 2.5
Graph the solution:
5x > -35
x > -7
Simplify:
(2x - 8) - (-3x + 1)
5x - 9
Solve for the variable:
2(3y - 4) = -20
y = -2
Write an equation and solve:
Annabel went to the beach for the day and rented a surfboard. The surfboard rental was $7.00 per hour, plus a rental fee of $12.00. Write an equation Annabel could use to find the total hours she rented the surfboard if she spent a total of $54.
54 = 7x +12
x=6
Solve:
3(p + 1) < -18
p < -7
Solve:
m/3 < 3 - 6
m < -9
Simplify:
1/2(-6a + 8)
-3a +4
Solve:
5(x + 3.50) = 27.50
x = 2
Write an equation:
Shelby wants to buy three ice cream cones and some candy for her friends. Shelby wants to spend exactly $16.50. An ice cream cone costs $3.25 each and candies cost $1.35 each. Write an equation Shelby could use to determine how many pieces she can buy.
16.50 = 3.25(3) + 1.35x
Graph the solution:
-35 <= -5x
7 >= x
Solve:
m/-3 < 6
m > -18
Evaluate the expression if n=-3
-1(n + 3)
0
What value of x makes the equation below true?
5(x - 8) + 26 = -9
x = 1
The sum of three consecutive odd integers is 129. What is the smallest of the three integers?
x = 41
Graph the solution:
2,000 - 40t > 1,200
t < 20
Write an inequality and solve:
A teacher gives students 16 problems that must be completed by the end of their 64-minute class. On average, how much time can they spend on each problem?
64 >= 16x
x <= 4