Solve for x: 3(x – 1) ≤ 2 (x – 3)
A
x ≤ -3
B
x ≥ -3
C
x ≤ 3
D
x ≥ 3
Verified Correct Answer: A.
Step-by-Step Mathematical Solution
3(x – 1) ≤ 2 (x – 3)
= 3x – 3 ≤ 2x – 6
Add 3 to both sides
= 3x – 3+ 3 ≤ 2x – 6+ 3
= 3x ≤ 2x – 3
Subtract 2x from both the sides
= 3x – 2x ≤ 2x – 3 – 2x
∴ x ≤ -3
Source: WAEC / JAMB / NECO Classroom Archive (Record #67258)