Question

Evaluate the expression if s=3 and t=6
3s+t

15
21
27
39

Answer 1

the answer is 15

Explanation:

3 x 3= 9

9 + 6= 15

Answer 2

15

Explanation:

Substitute s = 3 and t = 6 into the expression

3s + t

= (3 × 3) + 6 = 9 + 6 = 15