The length of a rectangle is 1/3 of its width. The width of the rectangle is 9 feet. What is the area of the rectangle?
1 answer:
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The point-slope form:
We have
Therefore
<h3>slope = -3 and the point (-2, 6)</h3>------------
<h3>y + 2 = 2(x - 1)</h3>2x - y = 4 <em>it's standard form Ax + By = C</em>
y = 2x - 4 <em>it's slope-intercept form y = mx + b</em>
y - x = 4 →<em> </em>x - y = -4 <em>t's standard form Ax + By = C</em>