Serena is playing a video game in which she captures butterflies. there are 2 butterflies on the screen at the start of the game, and the number of butterflies double every minute. after four minutes of playing the game, serena had captured seven of the butterflies so they are taken off the screen

How to solve a simultaneous equation involved with fractions?

Type the correct answer in the box. consider the system of linear equations below. rewrite one of the two equations above in the form ax + by = c, where a, b, and c are constants, so that the sum of the new equation and the unchanged equation from the original system results in an equation in one variable.

Three students each examine the system of linear equations shown. 8x + 4y = 16 8x + 2y = 8 caleb says there is exactly one solution. jeremy says there is no solution. kim says there are infinitely many solutions. which student is correct? provide mathematical reasoning to support your answer. answer in complete sentences. : d