Evaluate the expression 3a + 1 when a = 2.
Note
Replace a with 2: 3 × 2 + 1 = 6 + 1 = 7. Multiplication is done before addition.
Evaluate the expression 3a + 1 when a = 2.
Replace a with 2: 3 × 2 + 1 = 6 + 1 = 7. Multiplication is done before addition.