Which of the following pairs of linear equations is inconsistent? 1. x+3y–5=0, 2x+y=0 2. 2x+y=1, 2y=2–4x 3. 2x–y=2, 2y–4x=2
Express the following linear equations in the form ax+by+c=0 and indicate the values of a, b and c in each case:
(i) −2x+3y=12 (ii) x−y2−5=0 (iii) 2x+3y=9.35
(iv) 3x=−7y (v) 2x+3=0 (vi) y−5=0
(vii) 4=3x (viii) y=x2