Answer:
Step-by-step explanation:
-12 = 12 ....this is incorrect...meaning no solutions
**
if it ended in :
x = a number, or y = a number...means there is 1 solution
-12 = 12....incorrect answer, means there is no solutions
2 = 2 or -4 = -4....correct answer, but not variable...means infinite solutions
144
19/20
7/10+1/4
=14/20+5/20
=19/20
58
360 degrees in a whole circle
360-294=66
66-26=40
x-18=40
40+18=58
B
