у = -4х + 1
1) х = 1 => у = -4 * 1 + 1 = -4 + 1 = -3
2) х = -3 => у = -4 * (-3) + 1 = 12 + 1 = 13
3) х = -2,5 => у = -4 * (-2,5) + 1 = 10 + 1 = 11
4) х = 9 => у = -4 * 9 + 1 = -36 + 1 = -35
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у = -4х + 1
1) х = 1 => у = -4 * 1 + 1 = -4 + 1 = -3
2) х = -3 => у = -4 * (-3) + 1 = 12 + 1 = 13
3) х = -2,5 => у = -4 * (-2,5) + 1 = 10 + 1 = 11
4) х = 9 => у = -4 * 9 + 1 = -36 + 1 = -35