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? a) 216 b) 222 c) 228 eliminate d) 234

The number of members f(x) in a local swimming club increased by 30% every year over a period of x years. the function below shows the relationship between f(x) and x: f(x) = 10(1.3)xwhich of the following graphs best represents the function? graph of f of x equals 1.3 multiplied by 10 to the power of x graph of exponential function going up from left to right in quadrant 1 through the point 0, 0 and continuing towards infinity graph of f of x equals 10 multiplied by 1.3 to the power of x graph of f of x equals 1.3 to the power of x