Does the following system have a unique solution? why?
a) no, because the determinant of the coefficient matrix is 0.
b) no, because the determinant of the coefficient matrix is 12.
c) yes, because the determinant of the coefficient matrix is 0.
d) yes, because the determinant of the coefficient matrix is 12.

Write two subtraction equations that are equivalent to 5 + 12 = 17.

The dash figure is a dilation if the original figure. find the scale factor. classify the dilation as an enlargement or a reduction

Apolygon is shown on the graph: a polygon is shown on the coordinate plane. vertices are located at 3 comma 5, 1 comma 3, 1 comma 1, 2 comma 0, 4 comma 0, 5 comma 1, and 5 comma 3. what effect will a translation 3 units down and 2 units left have on the polygon? be sure to address how it could impact the angles, side lengths, and congruency between the original pre-image and the image. xd i need