math_celebrity Administrator Staff member Jan 10, 2023 #1 1/2n + 1&1/2n = -10 1&1/2 = 3/2 so we have: n/2 + 3n/2 = -10 4n/2 = -10 2n = -10 Divide each side by 2: 2n/2 = -10/2 n = -5
1/2n + 1&1/2n = -10 1&1/2 = 3/2 so we have: n/2 + 3n/2 = -10 4n/2 = -10 2n = -10 Divide each side by 2: 2n/2 = -10/2 n = -5