The problem gives the equation of a line as $2y = 7x - 5$. It asks for the gradient and y-intercept of the line.

AlgebraLinear EquationsSlope-intercept formGradientY-intercept
2025/4/30

1. Problem Description

The problem gives the equation of a line as 2y=7x52y = 7x - 5. It asks for the gradient and y-intercept of the line.

2. Solution Steps

First, 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 are given the equation 2y=7x52y = 7x - 5.
To isolate yy, we divide both sides of the equation by 2:
y=7x52y = \frac{7x - 5}{2}
y=72x52y = \frac{7}{2}x - \frac{5}{2}
Comparing this with y=mx+cy = mx + c, we find:
Gradient, m=72m = \frac{7}{2}
y-intercept, c=52c = -\frac{5}{2}

3. Final Answer

a) The gradient of the line is 72\frac{7}{2}.
b) The y-intercept of the line is 52-\frac{5}{2}.

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