I need a hard 8th-grade math question

Find the sum of 4x^{2} -4+6 and -7^{2} +3x+1

What additional information is needed to prove that the triangles are congruent using the aas congruence theorem? o lolm o oama o zloa zlma o zlao – zlam

What is the gcf of 20c^3-5c^4+30c^6