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二元一次方程组求解挑战
(x-3)-8(y+9)=129(x-3)+8(y+9)=432The solution to the given system of equations is (x, y). What is the value of 8(x-3)?
原库参考解析
二元一次方程组求解挑战
y=5(x-2)2
y=10(x-2)
A solution to the given system of equations is (x, y). What is one possible value of x+y?
原库参考解析
二元一次方程组求解进阶
mx+ ky = -83
2x + ky = 22
In the given system of equation, m and k are constants. The graphs of these equations in the xy-plane intersect at the point (5, y). What is the value of m ?
原库参考解析
二元一次方程组求解挑战
(x - 3) - 8(y + 9) = 129
(x - 3) + 8(y + 9) = 432
The solution to the given system of equations is (x, y). What is the value of 8(x - 3) ?
原库参考解析
二元一次方程组求解挑战
y =5(x -2)2
y =10(x -2)
A solution to the given system of equations is (x, y). What is one possible value of x + y ?
原库参考解析
二元一次方程组求解进阶
5x ＋5y = 150
x＋y =2x
lf the solution to the given system of equations is(x, y), which of the following equations is true?
原库参考解析
二元一次方程组求解进阶
\( 2y=8x+19 \)
\( -2y=9x-28 \)
The solution to the given system of equations is (x , y). What is the value of 68x?
原库参考解析
二元一次方程组求解挑战
\( 20x+19y= c \)
\( 19x-20y=c \)
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?
原库参考解析
二元一次方程组求解进阶
\( x+33=y \)
\( \left(x+33\right)^2=y \)
A solution to the given system of equations is (x, y). What is a possible value of x?
原库参考解析
二元一次方程组求解挑战
\( -x-wy=-337 \)
\( 2x-wy=47 \)
In the given system of equations, w is a constant. In the xy-plane, the graphs of these equations intersect at the point (q, 19), where q is a constant. What is the value of w?
原库参考解析
二元一次方程组求解挑战
\( y=3x+9 \)
\( 3y=8x-6 \)
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
\( y=-9x-6 \)
\( y=9x+10 \)
The solution to the given system of equations is (x, y) . What is the value of y?
原库参考解析
