Abigail Henderson has $1000 budgeted for spending money on an upcoming trip to London and Paris. The European Currency is trading at $1.20 per euro and British pounds sterling at 1.40 per pound. she plans to spend more time in france, so she wants to have three times as many euros as pounds. set up and solve a system of equations to model this problem and explain what your answer means in practical terms

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?