Whats 3(x + 2) = 21?
show work please !!

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c

Which statement best describes the polynomial

What is true about the dilation? it is a reduction with a scale factor between 0 and 1. it is a reduction with a scale factor greater than 1. it is an enlargement with a scale factor between 0 and 1. it is an enlargement with a scale factor greater than 1.