Question

urgent!!! Ofer 50 de puncte+coroana+abonare la cont!!! ​

Answer 1

Răspuns:

ex3)

109+x=190

x=190-109

x=81

b)2+x-538=462

x=462+538=1000

x=2+?=1000

x=1000-2=998

×=998

v:2+998-538=462

c)(x:5)+7=15

X=?+7=15

X=?:5=8

X=8×5=40

d)5×X+3<17

5×1+3=8<17

5×2+3=10+3=13<17

problema 6)a+8×5=?:10=?-3=2

o luam de la coada spre capat

2+3=5

5×10=50

a+8×5=50

a=50-8×5=50-40

a=10