Answer:
for number one the answer is no for 7 the answer is 5 seconds
Step-by-step explanation:
Answer:
5x+ 4
Step-by-step explanation:
First, put all of the x variables together. So 3x+4x=7x
7x + 4 -2x Since the 2x is negative you can subtract it from 7x and get 5x.
you can not add the four to the 5x because it does not have a matching variable.
So, you have: 5x+ 4
Answer:
Step-by-step explanation: -5
#3
6 x 4 - 4
First multiply 6 x 4
24 - 4
———
5
Subtract the top
20
—
5
Then divide it