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Sewanhaka High School Mrs. Lidowsky, Principal Math 8 Mr. Long, Teacher Period:______________ Date:________________________ Name:___________________________________ (Use the back as more room to show your work.) H.W. #44: Using Elimination to Solve a System of Equations Directions: Answer the following questions. Show your work. Solve and check each system of equations. 1) 2) 3) x – 4y = 16 4x + 3y = 25 3x + y = 4 y=1-x 5x + 2y = 33 x - 2y = 6 4) 5) 4x + 3y = 12 -2x + y = -16 6) 3x + 2y = 4 -2x + 2y = 24 x – 2y = -15 2x + 3y = -30 Find the value of x - y 7) Write 1 7 as a decimal. 16 8) Write 0 .15 as a fraction in simplest form.