How would you explain to a friend how to solve the following problem using substitution?

(Use words while explaining steps)

-7x + 2y = -5
y = -7x + 8

30 points and i will give brainliest 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.

What are the solution(s) to the quadratic equation x2 – 25 = 0? o x = 5 and x = -5ox=25 and x = -25o x = 125 and x = -125o no real solution

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?