System of Equations: Elimination 10-19-15 Ms. Stack 10/19 Do Now Turn your homework into the basket Elimination using Multiplication Consider the system 6x + 11y = -5 6x + 9y = -3 *CFUs: What is the solution of this system of equations telling me? Does anything cancel out right...
use elimination to solve each system of equations 例子:X- Y= 1 X + Y= 3 and 3x-y=26 -2x-y= -24 答案 利用消元法求解每个方程组1.x-y=1 (1)x+y=3 (2)解 (2)-1×(1)代替(2),原方程组化为x-y=1 (1)2y=2 (2)解得y=1代入(1)得x-1=1,x=2,故方程组的解为x=2,y=1.2...
A. The slopes of the two equations are different. B. The two equations represent parallel lines. C. The two equations intersect at a single point. D. The E. quations can be solved by substitution or elimination. 相关知识点: 试题来源: 解析 B。如果方程组有唯一解,那么两条直线不能平行,平...
结果1 题目 Solve the system of equations using Gaussian elimination or Gauss-Jordan elimination. Use a graphing calculator to check your answer.p+q+r=1,p+2q+3r=4,4p+5q+6r=7 相关知识点: 试题来源: 解析 ( r-2,-2r+3,r) 反馈 收藏 ...
Use the substitution or elimination method to solve each system of equations. State whether it is an inconsistent system or has infinitely many solutions. If a system has infinitely many solutions, write the solution set with y arbitrary.2x+y+z=3x+2y-z=33x-y+z=5 相关知识点: 试题来源:...
In Exercises 25-34, solve the given system of equations using either Gaussian or Gauss-Jordan elimination.a+2b+3c+ 4d=10a+3b+6c+10d=20a+4b+10c+20d=35 相关知识点: 试题来源: 解析 答案:a=b=c=d=1 解析:方程组对应的矩阵为 610.20 4 1020:35 化简则有 2 一 ) / 0 259 0 í 3 99 3...
题目Solve the system of linear equations by the method of elimination. Identify and label each line with its equation, and label the point of intersection (if any). \((array)l 2x-8y=-11 5x+3y=\ 7(array). 相关知识点: 试题来源: ...
.Okay, let's get started on the solution tothis system.The Method of Elimination tells us that we first need to multiply one or both of the equations by constants so that one of the variables has the same coefficient but with opposite signs and then add the two equations.For this system...
Solve the given system of equations using Cramer’s Rule. -y – 2z = -8 x + 3z = 2 7x + y + z = 0 Solution: Comparing this question to the last one, it is very easy. This is so because there are zero entries in the equations. The zero entries are in z and y column respe...
结果1 题目 Systems applications: Solve the following systems using elimination. If the system is dependent, write the general solution in parametric form and use a calculator to generate several solutions.I/0 相关知识点: 试题来源: 解析 反馈 收藏 ...