Mathematics for IGCSE & O level - Equations (Section 8 - No. 33)
In order to solve for 'x' in the equation y = mx + c, what step should be taken first?
Divide both sides by m
Subtract 'c' from both sides
Multiply both sides by 'c'
Add 'c' to both sides
설명
The first step is to isolate the term containing x, so subtract c: y-c = mx