completeaza exercitiile cu numerele care lipsesc 2*a*100-46*10=340

Răspuns :

2×a×100-46×10=340
2a×100-460=340
2a×100=340+460
2a×100=800
2a=800:100
2a=8
a=8:2
a=4
2*a*100-46*10=340
2a*100-460=340
2a*100=340+460
2a*100=800
2a=800:100
2a=8
a=8:2
a=4.

R:4

Succes!