Question

3/4 −4x+ 1/2 x− 1/2+ 1/2x

Answer 1

(3-16x)/4+1/2x-1/2+1/2x

=(3-16x)/4+1/2x+1/2x+1/2x

=(3-16x)/4+2 (1+1)+1/2

=(3-16x)/4+4+1/2

=(3-16x)/4+(8+1)/2

=3/4-16x/4+9/2

=3/4+9/2-16x/4

=(3+18)/2-16x/4

=21/2-16x/4