Day 109 and 110 – February 16, 17

Algebra 1a: Chapter 7 Review for Benchmark #5 Test Tomorrow

Algebra Benchmark #5 Review was worked on in class on Wednesday and Thursday. These problems are just EXACTLY the same as on the Benchmark, with just SLIGHTLY different numbers. Make sure that you KNOW HOW to do these problems!!

BRING YOUR NOTES!

Remember, to solve problems using the slope-intercept formula, `y = mx + b`, you need to have (or solve first for) the slope, then using one of the ordered pairs given `(x, y)` solve for the y-intercept, b.

Given the slope `m`, and the y-intercept `b`, we can develop the equation by plugging in the values for the slope and the y-intercept.

An equation perpendicular to the given one will have to have its slope be the negative reciprocal for the product to be -1. In other words, `m_1 * m_2 = -1`

A new equation that has to be parallel to the given one, must have its slope be exactly the same, `m_1 = m_2`!

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