Question

25:5×4+a=30

1000-108+56÷7×8+241


452+225-72:9:4:22=

999-99+10×5:10+32:4×7=


Vă mulțumesc as vrea rezultatul detaliat nu direct o seara frumoasa

Answer 1

25:5•4+a=30
5•4+a=30
20+a=30
a=30-20
a=10


1000-108-56:7•8+241
1000-108-8•8+241
1000-108-64+241
892-64+241
828+241
1069



452+225-72:9:4:22
452+225-8:4:22
452+225-2:22
452+225-...aici e gresit ceva


999-99+10•5:10+32:4•7
999-99+50:10+8•7
999-99+5+56
900+5+56
905+56
961