Lesson 3-5
... Substitute –2 for x in one of the two equations with two variables and solve for y. 4x – y = –14 Equation with two variables 4(–2) – y = –14 Replace x with –2. –8 – y = –14 Multiply. y=6 ...
... Substitute –2 for x in one of the two equations with two variables and solve for y. 4x – y = –14 Equation with two variables 4(–2) – y = –14 Replace x with –2. –8 – y = –14 Multiply. y=6 ...