Solving systems of equations with substitution y=4x-3, 4x+5y=9
1 answer:
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Answer:
Range = 3
Variance = 0.6475
Standard Deviation = 0.804
Step-by-step explanation:
The steps and tables is shown in the attachment.
This figure has four points labeled, 2 rays which you can see labeled and one right angle. The rays are named Ray BA, and Ray BD, The right angle is angle ABD, or angle ABC. A ray has one and point and goes on forever in the other direction which is indicated with an arrow. A right angle measures 90°. You can potentially put any number of points on a line. Angles can also be named by the vertex.
