Writing Inequalities
The baby weighed more than 7 pounds at birth.
w > 7
x < - 2
This graph has an OPEN circle at -2 and the ARROW goes to the LEFT.
4x - 1 > 15
x > 4
y > x + 1
This graph has an DASHED line with a POSITIVE slope and the region to the LEFT is shaded.
5x - 7 > 8
Is 0 a solution?
FALSE Statement
- 7 > 8
Victor drives less than 15,000 miles per year.
v < 15,000
z > 5
This graph has a CLOSED circle at 5 and the ARROW goes to the RIGHT.
3 (x + 1) < 9
y < - 4/3 x + 2
This graph has a SOLID line with a NEGATIVE slope and the region to the LEFT is shaded.
- 2 - g > - 7
Is 5 a solution?
TRUE Statement
- 7 > - 7
since - 7 = - 7
The restaurant host shared you and your family will be waiting for at least 20 minutes for a table.
t > 20
This graph has a CLOSED circle at 2 and the ARROW goes to the LEFT.
- 3x - 4 < 5
x > - 3
- 1 + y < 2 (x + 1)
This graph has an DASHED line with a POSITIVE slope and the region to the RIGHT is shaded.
4 < k / 3
Is 12 a solution?
FALSE Statement
4 < 4
Suzie is allowed to spend at most $25 when she goes to the arcade room.
m < 25
3 < x - 6
This graph has an OPEN circle at 9 and the ARROW goes to the RIGHT.
5x < 2x - 21
x < - 7
y > 3
This graph has a SOLID line with a slope of ZERO (aka HORIZONTAL line) and the region ABOVE is shaded.
- 3 > 1 - f
Is - 5 a solution?
FALSE Statement
- 3 > 6
A score of at least 93 on the skills quiz is considered an A.
s > 93
- 7 > w - 3
This graph has an OPEN circle at -4 and the ARROW goes to the LEFT.
- 2 + 4x > 3 - 6x
x > 1/2
2x - 5y < 10
This graph has a SOLID line with a POSITIVE slope and the region ABOVE the line is shaded.
Is (2, -1) a solution?
TRUE Statement
1 < 7