Question

Alex has a collection of butterflies and moths. He has 342 insects total. The number of butterflies is twice the number of moths. Write a system of equations that can be used to model this situation. How many butterflies does Alex have in his collection?

Answer 1

228 butterflies

Explanation:

X represents the moths

2x represents the butterflies

solution:

x + 2x = 342

3x = 342

x = 114

2x = 228

so therefore Alex have 228 butterflies