Question

$$(2a^{2}-2b^{2}+Bc^{3})+(2a^{2}+4b^{2}-5c^{3})-(a^{2}+b^{2}+c^{3})$$

Evaluate

$Bc^{3}+3a^{2}+b^{2}-6c^{3}$

Expand

$Bc^{3}+3a^{2}+b^{2}-6c^{3}$