What could be the possible output if the function rule is " side x side"?

Giving ad is congruent to bc and angle bcd is congruent to angle adc prove d e is going to ce

Use the elimination method to find the solution to the system of equations. 2x - 3y = -9 -x + 3y = 6

What is the effect on the graph of the parent function f(x) = x when f(x) is replaced with 3f(x)? a) shifts the line 3 units up b) shifts the line 3 units down c) increases the slope of the line by a factor of 3 d) decreases the slope of the line by a factor of 3