What is the solution of the following system of equations? -2x+y-z=-8 2x+2y-z=-3 x-y+2x=7
1 answer:
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z = 37°
Step-by-step explanation:
The exterior angle theorem says that the sum of two internal angles is equal to the exterior angle
In this case the sum of z and z+4 will be equal to z+41
Writing mathematically
Hence
z = 37°
Keywords: Angles, Triangles
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