Answer:
4x-3
Step-by-step explanation:
Multiply the minus sign to lose the brackets
7x-5-3x+2
combine like terms
7x-3x-5+2
Simplify
4x-3 Answer
Hope this helps!
Answer:
74
Step-by-step explanation:
You just have to substitute r with 5.
Now, the equation looks like this:

Next, solve
first according to PEMDAS
And
equals 75
![\frac{\left[\begin{array}{ccc}1&5\\5\\\end{array}\right] }{75}](https://tex.z-dn.net/?f=%5Cfrac%7B%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D1%265%5C%5C5%5C%5C%5Cend%7Barray%7D%5Cright%5D%20%7D%7B75%7D)
Lastly, do
which equals 74
![\frac{\left[\begin{array}{ccc}7&5\\-1\\\end{array}\right] }{74}](https://tex.z-dn.net/?f=%5Cfrac%7B%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D7%265%5C%5C-1%5C%5C%5Cend%7Barray%7D%5Cright%5D%20%7D%7B74%7D)
Therefore, 74 is your answer.
Answer:
answer is A and C
Step-by-step explanation:
here you go
The first set of expressions bc 3x is equivalent to 3x and -7y is equivalent to -7y
Answer:
3.08 x 
Step-by-step explanation:
3080 = 3.08 x 1000 = 3.08 x 