Answer:

Step-by-step explanation:
We are given that an expression

We have to find an equivalent expression using distributive property .
Distributive property:

Using the property



Hence, the equivalent expression of the given expression is given by

Answer:
3n + 21
Step-by-step explanation:
3(n + 7)
3n + 21
Answer:
M= D) 6
Step-by-step explanation:
just do 30 divided by 5=M
S = 2*(1/2 * 7 * 14) + 2* (1/2 * 7 * 7) = 7*14 + 7*7 = 7*(14+7) = 7*21 = 147 sm^2
Number B