Mathematics for IGCSE & O level - Equations (Section 3 - No. 7)
In the equation 2/3x + 4 = 10, what should be the first step to solve for x?
Multiply both sides by 3
Subtract 4 from both sides
Multiply both sides by 2/3
Divide both sides by 2/3
説明
To isolate the x term, subtract 4 first