Equation - A statement formed by placing an equal sign between two expressions., Variable - A letter for a number that is not known yet., System of Equations - Two or more equations with the same set of variables., Solution - An ordered pair (x , y) that makes each equation in the system a true statement., Substitution Method - Solving a system of equations by substituting one equation into the opposite equation.,

Bảng xếp hạng

Phong cách trực quan

Tùy chọn

Chuyển đổi mẫu

Bạn có muốn khôi phục tự động lưu: không?