Explain the simplified form of 3abc/abc when abc doesn't equal zero?

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8

Which statement about the relative areas of δabc and δxyz is true? the area of δabc > the area of δxyz the area of δabc < the area of δxyz the area of δabc = the area of δxyz more information is needed to compare.

The multiplicative property of equality states that for real numbers a, b, c, and d, if a = b and c = d, then ac = bd. true false