Question

решите пожалуйста,задания на фото​

Answer 1

5)

$y = 4x + 12 \\ 4x + 12 = 0 \\ 4x = - 12 \\ x = - 12 \div 4 \\ x = - 3 \\ y = 4 \times 0 + 12 \\ y = 12$

(-3;0) (0;12)

6)

$6 - 3x = 8 + 2x \\ 6 - 8 = 3 + 2x \\ - 2 = 5x \\ x = - 0.4 \\ y = 6 - 3x \\ 6 - 3 \times ( - 0.4) \\ 6 + 1.2 = 7.2$

точка(-0,4;7,2)

6)