Answer: Robert has 22 video games.
Step-by-step explanation:
Let be "r" the number of video games that Robert has and "s" the the number of video games that Samuel has.
Set up a system of equations:
You can use the substitution method to solve the system:
- You need to substitute the first equation into the second equation and solve for "s":
- Finally you must substitute the value of "s" into the first equation and evaluate:
Answer: 45
Step-by-step explanation:
Answer:
Once. at (3,0)
Step-by-step explanation:
It is handy to have a graphing calculator for this kind of question.
Otherwise work it out.
All the terms are multiples of 3, so simplify.
then factor (x -3)(x-3)
Set each equal to 0 and solve for x.
x - 3 = 0 x = 3
OH ! they are identical! So there is only One value for x that will produce an output of 0.
So it intersects (touches) only once.
Answer:
zxzzxzxzxzxzzzxzxczxcxzcxzczxzxxczxczxc
Step-by-step explanation:
Q represents the number of invitations without a response. Q is equal to 253