方程2x的m-n+1次方-(1/2y)的2m+3n-4=3是二元一次方程,求m和y.

问题描述:

方程2x的m-n+1次方-(1/2y)的2m+3n-4=3是二元一次方程,求m和y.

的2m+3n-4=3是什么意思?的2m+3n-4次方还是的2m+3n-4倍?

方程2x的m-n+1次方-(1/2y)的2m+3n-4=3是二元一次方程,求m和n.
m-n+1=1
2m+3n-4=-1
m=3/5
n=3/5