Question

What are the steps for evaluating 3x7-4^(2)?

Answer 1

Answer:

5

Step-by-step explanation:

first multiply 3 by 7 as 3x7=21

again find the square of 4 as 4^2=16

finally, subtract 16 from 21 as 21-16= 5

Answer 2

Answer:

5

Step-by-step explanation:

If the expression is 3 × 7 - $4^{2}$ :

1. $4^{2}$ = 4 × 4 = 16
2. Plug 16 in: 3 × 7 - 16
3. 3 × 7 = 21
4. Plug 21 in: 21 - 16
5. 21 - 16 = 5