Answer:
See Explanation
Step-by-step explanation:
Required
Expression for area of triangle
This is calculated using

Assume that:

The equation becomes

We can simplify 15/3 to 5.
N/6 = 5. Then multiply both sides of the equation by 6, giving us N = 30.
Yes it is. Hope it helps.:)
The equation would be 35.75x+6y=190
Its B, C, E, F because for B the neg reciprocal of 1 is -1