Answer:
The answer is 8.5
Step-by-step explanation:
Just list all the numbers and cross them out one by one.
Answer:
y = -1/3
x = 0
Step-by-step explanation:
3x-6y = 2 then 3x = 2+6y, x=(2+6y)/3
4x+3y = -1
substitute for x
4(2/3+2y)-6y = 2
8/3+8y-6y = 2
reduce
2y = 2-8/3
2y = -2/3
divide both sides by 2
y = -1/3
4x+3(-1/3) = -1
4x = 0
x = 0
You are dividing to find the answer
For every 21 minutes that people spend using their cell phone, the number of texts they send increases by 5.
(I just did the test)
