What number does x stand for in this equation? - 7x + 6= 27
A
21
B
2
C-3
D-7

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15

Which of the following equations is equivalent to x/3-6/x=1

You are saving to buy a bicycle; so far you save 55.00. the bicycle costs 199.00. you earn 9.00 per hour at your job. which inequality represents the possible number of h hours you need to work to buy the bicycle?