Mathematics for IGCSE & O level - Equations (Section 6 - No. 16)
What is the first step in solving the equation 2x + 5 = 11?
Multiply both sides by 2
Divide both sides by 2
Subtract 5 from both sides
Add 5 to both sides
説明
Isolate the term with the variable by subtracting 5 from both sides.