In order to solve the following system of equations by addition, which of thefollowing could you do before adding the equations so that one variable willbe eliminated when you add them? 4x – 2y=73x – 3y=15a. multiply the top equation by-3 and the bottom equation by 2b. multiply the top equation by 3 and the bottom equation by 2c. multiply the top equation by 1/3d. multiply the top equation by 3 and the bottom equation by 4

What is the mean of the data set 125, 141, 213, 155, 281

Pleasse me i need an answer. give me the correct answer. answer if you know it ! the club will base its decision about whether to increase the budget for the indoor rock climbing facility on the analysis of its usage. the decision to increase the budget will depend on whether members are using the indoor facility at least two times a week. use the best measure of center for both data sets to determine whether the club should increase the budget. assume there are four weeks in a month. if you think the data is inconclusive, explain why.

Find the vertex for the parabola given by the function ƒ(x) = −3x2 − 6x.