Answer:
10x + 21
Step-by-step explanation:
5x + 2x-9 + 3x + 30 = 10x + 21
Answer:
25 and 17
Step-by-step explanation:
25+17=42
25-17=8
Answer: Hence, the value of expression is 30 when p = 8.
Step-by-step explanation:
Since we have given that

and we have p = 8.
So, we substitute the value of p in the above expression.
so, it becomes,

Hence, the value of expression is 30 when p = 8.