一数以39除之,余16,以56除之余26,问此种数目共有若干?
问题描述:
一数以39除之,余16,以56除之余26,问此种数目共有若干?
答
39x+16=56y+26,
∴39x-56y=10,
解得x=56t-50,y=39t-35,t∈N+.
答:此种数=39x+16=39(56t-50)+16=2184t-1934,t∈N+.