	Nguyễn Thị Thương \| Chat Online
	10/09 07:03:49
	Toán học - Lớp 7 \| Toán học \| Lớp 7

Tìm x, biếta) x:−2115+312=−34 b) −58−x:356+734=−2c) x−34−14=0 d) 34:249−−3x+223=34e) x−13=2−3x f) 357x−157x−13=23g) −343x−1=−2764 h) 452x+5=256625i) x−2153=8125 k) x+35x+32=6427m) x−1x+5=67 n) 413.65+413.25.2x+12=1013

Tìm x, biết

a) x:−2115+312=−34 b) −58−x:356+734=−2

c) x−34−14=0 d) 34:249−−3x+223=34

e) x−13=2−3x f) 357x−157x−13=23

g) −343x−1=−2764 h) 452x+5=256625

i) x−2153=8125 k) x+35x+32=6427

m) x−1x+5=67 n) 413.65+413.25.2x+12=1013