Choose the proper steps needed to solve the following equation and give the solution for k:
k + 6k = 21.
1) subtract k, then divide by 6
2) combine like terms, then divide by 6
3) combine like terms, then then subtract 7
combine like terms, then divide by 7

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

Abouncy ball is released from a certain height. on the first bounce, it travels 32cm. with each subsequent bounce, it travels 9/10 the distance of the previous bounce. what is the total distance that the ball has traveled when it completes its 25th bounce?

In the geometric progression –3, 12, −48… what term is 3,072?