aw math 11 unit 3 answers
ad + bc) x + bd \) Matching coefficients: \( a + c = -4 \) \( ac + b + d = 5 \) \( ad + bc = -4 \) \( bd = 1 \) Since \( bd = 1 \), possibilities: \( (b, d) = (1, 1) \) or \( (-1, -1) \). Try \( b = 1, d=1 \): \( ac + 1 + 1 = 5 \Rightarrow ac = 3 \) \( a + c = -4 \) Solve: \( a + c = -4 \) \( a