step-by-step explanation:
y = | -2(-2) | â y = | 4 | â y = 4 â (-2, 4)
y = | -2(-1) | â y = | 2 | â y = 2 â (-1, 2)
y = | -2(0) | â y = | 0 | â y = 0 â (0, 0)
y = | -2(1) | c â y = | -2 | â y = 2 â (1, 2)
y = | -2(2) | â y = | - 4 | â y = 4 â (2, 4)