Question

4 si 5 !!!!!!!!!!!!!! RAPID

Answer 1

4) a+b=322
a:b=6
a=6b
6b+b=322
7b=322
b=322:7
b=46
a=46•6
a=276
a-b=276-46
=230

5) f+b=42 |•3
b-6=3f
3f+3b=126
b-6+3b=126
4b=126+6
4b=132
b=132 : 4
b=33
f=42-33
f=9