Prove the identity.
tanx- cotx
: 2 sin-x-1
tan x + cotx
Need step by step please

Solve 2x+y=3 x+y=5 in substitution method

In which quadrant does the point lie? write the coordinates of the point. a. quadrant ii; (–2, –4) b. quadrant iii; (2, 4) c. quadrant iii; (–2, –4) d. quadrant iv; (–4, –2)

The measures of two supplementary angles are (2x + 10)° and (8x + 10)°. what is the measure of the larger angle? a. 16° b. 44° c. 14° d. 138°