Please Help
Also, I need all questions please not just the one in blue

Solve 3x-18=2y and 5x-6y=6 by elimination show work

Asequence is defined recursively using the formula f(n + 1) =f(n) - 5. which sequence could be

4. bob solved the inequality problem below incorrectly. explain his error and redo the problem showing the correct answer. ? 2x + 5 < 17 ? 2x + 5-5 < 17-5 -2x/-2 < 12/-2 x < -6