Question

Daca a=75, b+c=32,calculati: a+b+c=? 2a+b+c=?,3a+2b+2c=?

Answer 1

a)$a+b+c=75+32=107$
b)$2a+b+c=2x75+32=150+32=182$
c)$3a+2b+2c=2a+a+2b+2c=2*(a+b+c)+a=2*107+75=214+75=289$

Answer 2

a+b+c=75+32=107
2a+b+c=2x75+32=182
3a+2b+2c=3a+2(b+c)=3x75+2x32=225+64=289