Răspuns :
a x b = 301
a x (b + 5)=336⇔axb+ax5=336
301+ax5=336
ax5=336-301
ax5=35
a=35:5=7
a=7
axb=301
7b=301
b=301:7
b=43
a x (b + 5)=7x(43+5)=7x48=336
a x (b + 5)=336⇔axb+ax5=336
301+ax5=336
ax5=336-301
ax5=35
a=35:5=7
a=7
axb=301
7b=301
b=301:7
b=43
a x (b + 5)=7x(43+5)=7x48=336