the correct answer is a^6
Answer:
Step-by-step explanation:
so we do 2x+5+x-3+3x+1=39
6x+3=39
6x=36
divide by 6 and then x=6
Answer: I believe x=10
y = ( x + 2)( x + 6)
volume of cone=1/3 πr²h=1/3 ×π×5²×15=125πcm³