If a system of linear equations has the unique solution (2, −3), then its graph consists of what?

Evaluate the expression for the given value of the variable 7a - 4a for a =8

Which of the following pairs of functions are inverses of each other? o a. f(x)=x72+8 and 96-9 = 7/x+2) =8 o b. f(x)= 6(x - 2)+3 and g(x) - *#2-3 o c. $4) = 5(2)-3 and 90- 4*: 73 o d. f(x) = 6)-12 and 910 – +12

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?