One-Step Equations
x-17=30
What is x=13
3x+5x
What is 8x
3(x+5)=24
What is x=3
x is less than 5
Circle is above 5, open, and points to the left.
A number x is at least -5. Write this word sentence as an inequality.
What is x is greater than or equal to -5.
20+y=-3
What is y=-23
2x-6x
What is -4x
4(x-2)=x-7
What is x=1/3
y is greater than or equal to -4.
Circle is above -4, closed, and points to the right.
Twice a number y is more than -3/8. Write this word sentence as an inequality.
2y is greater than -3/8.
x/4=10
What is x=40
5x+2-4x+3
What is x+5
-26+5x=2(2+5x)
What is x=-6
x is less than or equal to 55.
Circle is above 55, closed, and points to the left.
Jack's age is 3 years more than twice the age of his younger brother, Jimmy. If the sum of their ages is at most 18, find the greatest age that Jimmy could be.
j+3+2j is less than or equal to 18.
The greatest age Jimmy could be is 5.
(1/2)x=3
What is x=6
11x-21+11-6x
What is 5x-10
(2x-2)/5=3/10
What is x=1.75
13 is greater than x.
Circle is above 13, open, and points to the left.
Brenda has $500 in her bank account. Every week she withdraws $40 for miscellaneous expenses. How many weeks can she withdraw the money if she wants to maintain a balance of at least $200?
500-40w is greater than or equal to 200.
w is less than or equal to 7.5$40 can be withdrawn every week for seven weeks to maintain a balance of $200.
150x=300
What is x=2
12x+3y-2-4x+y
What is 8x+4y-2
-2(x-5)=3(3/4x-1)-4
What is x=4
8 is less than or equal to x.
Circle is above 8, closed, and points to the right.
A local car dealership is trying to sell all of hte cars that are on the lot. Currently, there are 525 cars on the lot, and the general manager estimates that they will consistently sell 50 cars per week. Write an inequality and solve to see how many weeks it will take for the number of cars on the lot to be less than 75.
525-50w is less than 75w
w is greater than 9