Which expressions are equal to the expression –16.8 – 4.7? choose all answers that are correct.
a. –4.7 – 16.8
b. –4.7+16.8
c. –16.8+(–4.7)
d. 16.8 – (–4.7)

If m is the midpoint of line jk and n is the midpoint of line jl, find the value of x. (a) 10. mrs.wilson (b) 11. mr.bateman. (c)13. mrs.lee. (d) 9 ms. parker. (e) 12 mr. holmes