To solve a system by elimination, add or subtract the equations of the system in order to "eliminate" one of the variables. Continue this process until only one variable is known. Then, substitute this known variable into the preceding equations to find the remaining variables. What is the ...
百度试题 结果1 题目Solve the system by elimination:$$\left\{ \begin{matrix} x + 2 y = 6 \\ y = - \frac { 1 } { 2 } x + 3 \end{matrix} \right.$$ 相关知识点: 试题来源: 解析 infinitely many solutions 反馈 收藏
Solve a system of equations by elimination. 2x - y = 8 \\x + 3y = 4 Solve the system of equations by elimination. x + 7y = -2 3x + y = 34 a) x = 3, y =7 (3, 7) b) x = -2, y =3 (-2, 3) c) x = 12, y = -2 (12, -2) d) x = 7, y = ...
We need to change this to a triangular system, so we begin by eliminating the x-term from the second equation.This gives us a new, equivalent system that is one step closer to triangular form.Now we eliminate the x-term from the third equation.Then we eliminate the y-term from the thi...
Bell Work2/12/15 Solve the system by elimination. Objective The student will be able to: solve systems of equations using elimination Solving a system of equations by elimination using multiplication. Step 1: Put the equations in Standard Form. Step 2: Determine which variable to eliminate. ...
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Solve the system using elimination.2x+3y = 12x+5y = 13The solution is (Type an ordered pair.) 相关知识点: 试题来源: 解析 2x+3y=12⇒2x+3y=12 -2(x+5)-y=(3)⇒-2x-10y-26 2x+(3)(2)=12 4 y=2 2x=6 x=3 (3,2) ...
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Solve by the elimination method. 3x−y=1 x+8y=42Solving Simultaneous Equations by Elimination:For a system of simultaneous equations with two equations, the elimination method of solving the equations involves eliminating one of the variables from both equations so that the equations are ...