Which equation represents a line with a slope of 3 and a y-intercept of 6?
A 3x-y=-6
B 3y + x = 6
C 3x-y=6
D 3y+X=-6

The answer is A.

step-by-step explanation:

1. practice, practice & more practice

2. review errors

3. master the key concepts

do not try to memorise the processes.

4. understand your doubts.

5. create a distraction free study environment

6. create a mathematical dictionary

7. apply maths to real world problems.