b)
2x (4+2√3)-2√3 (3√3-x)=√3 (5x+3√3)-2(9-4x);
x(7+4√3)+2(2+√3)=2√3(2x+1)-3;
cat mai rpd
![B 2x 42323 33x3 5x33294x X743223232x13 Cat Mai Rpd class=](https://ro-static.z-dn.net/files/d42/5a9465b5be8fa279f6261cacc36b7d61.png)