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Warm Up Simplify each expression. 1. 3x + 2y – 5x – 2y 2. 5(x – y) + 2x + 5y 3. 4y + 6x – 3(y + 2x) 4. 2y – 4x – 2(4y – 2x) –2x 7x7x y –6y–6y.
Bell Work: Solve for x: 5y + x – 2y – 4 + 3x = 0.
Exercise - t Umathstat.sci.tu.ac.th/~archara/MA112/MA112-312/exercise112312-II-1.pdf · (b) 3x− 2y +z =1 4x+5y − 2z =4 (c) x− y +3z −2=0 2x+z =1 14. (a) 3x− 2y +z =4 6x−
Change of Subject€¦ · · 2016-03-04x-y—3 x + 2y 5x-y a + 4b 21 12 11 25 15 18 15 x + 6y 3x + Y 6f-g 20 11 26 5 23 18 13 3 x + 5y x + 5y x + 6y x + 2y P+6q 11 10 25 17 17 9
C = 5d + 2 2c + d = 4 Do Now. Homework Solutions 4)5x – 3y = – 4 15x – 9y = – 12 3x + 2y = 9 – 15x + 10y = 45 – 19y = – 57 y = 3 3x + 2y = 9 3x + 2(3)
Welcome back…. Let’s warm up! 1) 4x + 5y = 12 2) 3x – 2y = 12 4x + 3y = 4 4x + 2y = 2.
Bell Work Solve for “y” 1.) 3x – 2y = -8 2.) 5x – y + 12 = 3x + 10 3.) 3x – 4y = -7y – 12.
DelE Education Department · 2013-01-09 · 2x – y – 2 = 0 3x + 2y – 4 = 0 36 y x 37 q p 38