What is the measure of the third angle if one angle measures x degrees and the second angle measures y degrees?

Ineed to know how to write question one in mathematical terms

If 5x - 2 = -12, then x = a) -50 b) -4.4 c) -2.8 d) -2

Hurry!me out! m c 8 10 12 gracie's art box has 5 less crayons, c, than three times the number of markers, m. function: c = 3m - 5 complete the table to show how the number of crayons depends on the number of markers. enter answers in order from top to bottom.