% means 100 so, 1.49/100=0.0149
X + x - x is x
y + y + y is 3y
-z + z - z is -z
x + 3y
M=-20/7. .........!!!!!!!!
-6,3n=-8,19, so n=8,19/6,3,
hence n=1,3.
Answer:
c
Step-by-step explanation:
because on the chart is says 19% under burgers for teachers.
Tell me if it is right.
