Which expression is equivalent to - 3(m+5) ?
A m - 15
B - 3m + 5
C -3m - 15
D - 15m

Whats the name of the vertical axis

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.

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