Problema Solution
Amanda bought some fish for her new freshwater aquarium. she spent$45.80 on neon Tetras costing $2.00 each and Giant Danios costing $3.40 each. If she bought 4 more neon Tetras than giant Danios, how many of each type fish did she buy?
Answer provided by our tutors
neon Tetras: x+4
giant Danios: x
So
2(x+4)+3.4x = 45.8
x = 7
So
neon Tetras: 11
giant Danios: 7