# Straight Line and slope

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A) Explain what is the y-intercept and which letter represents it in the equation

y = mx +b.

b) If a and b are positive numbers, what is all the information we can deduce about the relationship between the lines: L1: y = - ax + b and L2: y = (1/a)x + b?

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#### Solution Preview

a) Explain what is the y-intercept and which letter represents it in the equation

y = mx +b.

Solution: y-intercept is the distance from the origin where a ...

#### Solution Summary

The solution explains what is the y-intercept and which letter represents it in the given equation.

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