Step-by-step explanation:
5×a×5×a
collect like terms
5×5×a×a
25×a^2
25a^2
Step-by-step explanation:
Initial expression = 80 + 78 + (-97) + 12
final expression = 170-97 ==> $73
45.34 X 3= 136.02
212.52 - 136.02= 76.50
76.50/3= 25.50
the answer is $25.50
Answer:
d
Step-by-step explanation:
3(x - 9)
3×x - 3×9
3(x) - 3(9)