Please help asap!! Which function is graphed on the coordinate plane below?

A. f(x)=2x-6
B. f(x)=2x+6
C. f(x)=-2x+6
D. f(x)=-2x-6

What can be said about the relationship between triangles and circles? check all that apply. a) many circles can be inscribed in a given triangle b) exactly one triangle can be inscribed in a given circle c) exactly one circle can be inscribed in a given triangle d) many triangular shapes can be circumscribed about a given circle

1. are the triangles similar and if so why? what is the value of x? show your work.

One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?