Answer:
83
I know because I did this problem a few years ago
The following applies:
90°
180°
270°
it should be the 3rd one
Step-by-step explanation:
x=1
y=-1
x = y+2
x+2y = 5
y+2 +2y = 5
3y +2 = 5
3y = 3
y=1
x=-1
Answer:21
Step-by-step explanation: you multiply f times x to equal 21
