PEMDAS
Evaluate: 8 + 4 × 2
16
Evaluate 3x when x = 5
15
Simplify: 4x + 2x
6x
Solve: x + 3 > 7
x > 4
Solve: x ≤ 6
All numbers less than or equal to 6
Evaluate: (6 + 2) × 3
24
Evaluate 2x + 1 when x = 4
9
Simplify: 7x – 3x + 5
4x + 5
Solve: x – 5 ≤ 9
x ≤ 14
Solve and graph: x > 3
Solution: All numbers greater than 3
Evaluate: 12 ÷ 3 + 4 × 2
12
Evaluate 3x² when x = 2
12
Simplify: 5x + 3 – 2x + 7
3x + 10
Solve: 4x < 20
x < 5
Solve and graph: x – 2 ≥ 5
x ≥ 7
Evaluate: 18 – 2(3 + 4)
4
Evaluate 2x² – 3x when x = 3
9
Simplify: 6x – 4 + 2x + 9 – 3x
5x + 5
Solve: x ÷ 3 ≥ 5
x ≥ 15
Solve and graph: 2x + 3 < 11
x < 4
Evaluate: 24 ÷ (3 + 1) + 5²
31
Evaluate 4x² – 2x + 1 when x = –2
21
Simplify: 3(2x + 4) – x + 5
5x + 17
Solve: –3x > 9
x < –3
Solve and graph: –2x + 4 ≥ 10
x ≤ –3