The problem gives the equation of a line as $3y = 12x - 6$. We are asked to find the gradient (slope) of the line.

AlgebraLinear EquationsSlopeGradientAlgebraic Manipulation
2025/4/29

1. Problem Description

The problem gives the equation of a line as 3y=12x63y = 12x - 6. We are asked to find the gradient (slope) of the line.

2. Solution Steps

To find the gradient of the line, we need to rewrite the equation in the slope-intercept form, which is y=mx+cy = mx + c, where mm is the gradient and cc is the y-intercept.
We start with the equation 3y=12x63y = 12x - 6.
Divide both sides of the equation by 3:
y=12x363y = \frac{12x}{3} - \frac{6}{3}
y=4x2y = 4x - 2
Now the equation is in the form y=mx+cy = mx + c, where mm is the gradient. By comparing this with the equation y=4x2y = 4x - 2, we can see that the gradient is
4.

3. Final Answer

The gradient of the line is 4.

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