One-Step inequalities
Find the answer:
X + 5 > 12
X > 7
2X + 3 ﹥ 7
X ﹥ 2
∣x∣ ≤ 4
−4 ≤ x x ≤ 4
f(x) = 3x + 5 Find f(x) ≤ 11
x ≤ 2
A man is 100 years old but has only lived for 25 years. How is this possible?
He was born on February 29th.
Find the answer:
Y - 8 ≤ 4
Y ≤ 12
5Y - 4 ≤ 11
Y ≤ 3
∣2x−3∣ > 5
x < −1 x > 4
f(x)=2x − 4
Find f(x) ≥ 0
x = -4
You can find it in Mercury, Earth, Mars, Jupiter, and Saturn, but not Venus or Neptune. What is it?
The letter R.
3a ≥ 15
a ≥ 15
X/3 + 5 ≥ 2
X ≥ -9
∣3x+1∣ ≤ 7
− 8/3 ≤ x x ≤ 2
f(x) = 3x + 2 Find f(x) ≥ 7
x ≥ 5/3
There are three houses. One is red, one is blue and one is white. If the red house is to the left of the house in the middle, and the blue house is to the right of the house in the middle, where’s the white house?
In Washington, D.C.
b / -4 ﹤ 6
b ﹥ -24
5 − 2x < 9
x > −2
∣4x−5∣ ≥ 3
x≤ 1/2 x≥2
f(x) = 5x −4 Find f(x) < 6
x < 2
What travels faster: heat or cold?
Heat travels faster because you can catch a cold!
Q / -5 ﹤ -6
Q ﹥30
−2(x + 4) ≥ 12
x ≤ −10
∣2x+3∣ + 4 ≥ 10
x ≤ −9/2 x ≥ 3/2
f(x)=12x + 3 Find f(x) when x = 11
x = 135
Two boxers are in a match scheduled for 12 rounds. (Pure boxing only - no kicking, UFC takedowns, or anything else). One of the boxers gets knocked out after only six rounds, yet no man throws a punch. How is this possible?
The two boxers are women.