题目五年级数学(方程)习题及答案(1) x+98=134 (2) x+6=20 (3) x+79=174(4) x-12=70 (5) x-4=14 (6) x-54=17(7) x+9.4=10.8 (8) x+6.8=9.1 (9) x+8.4=13.5(10) x-0.7=6.6 (11) x-4.4=4 (12) x-1.7=1.3(13) 16+x=101 (14) 1...