Answer:
-3m-4n+14 (D)
Step-by-step explanation:
R-S+T=
<em>Substitute the Values given</em>
(11-2m)-(n+5)+(-m-3n+8)=
<em>Open Parenthesis</em>
11-2m-n-5-m-3n+8=
<em>Combine Like Terms</em>
-3m-4n+14
A^3=343 in^3
take the cubic root
a=7
Perimeter= 7in+7in+7in+7in=28inch
Answer:
1. R and Z 2. AC and AE
Step-by-step explanation:
Answer:
3 qnd 8 is the answer
Step-by-step explanation: