Answer:
omg very. bored and ~stressed~
Step-by-step explanation:
Correct option is
D
a
=0,b
=0
The condition for ax+by+c=0 to be a linear eqaution in two variables is
a
=0,b
=0
When grades are expressed as a quantity of 1, such as two feet per second or 5 miles per hour, they are called unit rates.