18r-4r=28 solve for r
2 answers:
You might be interested in
Answer:
b) 9x² - 3x
Step-by-step explanation:
Area of a rectangle = Length × Width
Area for the rectangle = 3x - 1 × 3x
Area =
Step 1. Multiply by combining like terms
3x · 3x = 9x²
Step 2. Multiply -1 by 3x
-1 · 3x = -3x
Step 3. Combine 9x² and -3x
9x² - 3x
----------------------------------------------------------
doomdabomb: All brainliest and thanks are appreciated
and would mean a lot to me, thanks!
Answer:
Step-by-step explanation:
<em>If you just want to simplify -27/x^15, it is not very difficult. Here is the simple way.</em>
<em />
Given the expression
solving
Therefore,