X = ?, y = ?; 2 x - 70° = x + 30° 2 x - x = 30° + 70° x = 100° x + 30° + 5 y = 180° 130° + 5 y = 180° 5 y = 180° - 130° 5 y = 50° y = 50° : 5 y = 10° C ) x = 100, y = 10
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