5272道题目5525 条题源记录 · 相同内容已合并
二元一次方程组求解挑战
If the equations \( -10x+y=21 \) and \( 10x+y=21 \)are graphed in the xy-plane, at what point \( (x,\ y) \) do the graphs intersect?
原库参考解析
二元一次方程组求解基础
\( 2x+7y=58 \)
\( y=6 \)
The solution to the given system of equations is \( (x,\ y) \). What is the value of x?
原库参考解析
二元一次方程组求解挑战
If \( x+3y=29 \) and \( 7x−12y=−61 \) , what is the value of y?
原库参考解析
二元一次方程组求解进阶
\( \frac{5}{3}x-\frac{1}{4}y=27 \)
\( x+3y=-9 \)
The solution to the given system of equations is \( (x,\ y) \). What is the value of \( x+y \)?
原库参考解析
二元一次方程组求解挑战
\( 7x+5y=180 \)
\( -7x+3y=180 \)
The solution to the given system of equations is \( (x,\ y) \). What is the value of \( 8y \)?
原库参考解析
二元一次方程组求解进阶
If \( x+4y=34 \) and \( 9x-20y=-86 \), what is the value of y?
原库参考解析
二元一次方程组求解进阶
\( y=9(x−3) \)
\( y=(x−3)^{2} \)
Which ordered pair \( (x,\ y) \) is a solution to the given system of equations?
原库参考解析
二元一次方程组求解进阶
\( 3x+8y=93 \)
\( y=9 \)
The solution to the given system of equations is \( (x,\ y) \). What is the value of x?
原库参考解析
二元一次方程组求解进阶
\( x=9 \)
\( x+6y=21 \)
The solution to the given system of equations is \( (x,\ y) \). What is the value of \( y \)?
原库参考解析
二元一次方程组求解进阶
If the equations \( -6x+y=15 \) and \( 6x+y=15 \) are graphed in the xy-plane, at what point \( \left(x,\ y\right) \) do the graphs intersect?
原库参考解析
二元一次方程组求解进阶
\( x+8=10 \)
\( (x+8)^{2}=y \)
Which ordered pair \( (x,\ y) \) is a solution to the given system of equations?
原库参考解析
二元一次方程组求解挑战
\( 32x+31y=c \)
\( 31x-32y=c \)
In the given system of equations, c is a positive constant. Which of the following could be the point where the graphs of the equations in this system intersect in the xy-plane?
参考答案
