Ex 4.2, 4 (vii) - Chapter 4 Class 7 Simple Equations
Last updated at April 16, 2024 by Teachoo
Ex 4.2
Last updated at April 16, 2024 by Teachoo
Ex 4.2, 4 Solve the following equations: (g) 3s + 12 = 0 3s + 12 = 0 Subtracting both sides by 12 3s + 12 − 12 = 0 × 12 3s = −12 Diving both sides by 3 3𝑠/3 = (−12)/3 s = −4