Question

Bună ziua vă rog ajutatima dau coroana plus 29 puncte plz

Answer 1

a.
214+x=5003
x=5003-214
x=4789

823-x=597
x=823-597
x=226

x-198=5718
x=5718+198
x=5916

b.
x+5=85
x=85-8
x=80

x:8=165
x=165×8
x=1320

90:x=9
x=90:9
x=10

c.
12:x=16:8
12:x=2
x=12:2
x=6

x×10=80:2
x×10=40
x=40:10
x=4

x+x=245+x
245+1=245+1