Answer:
x=6
Step-by-step explanation:
3*5-2x=3
15-2x=3
15-3=2x
12=2x
6=x
Answer:

Step-by-step explanation:
Because both of the fractions have a common denominator they can be subracted without any other work.
The simplest (and most commonly used) area calculations are for squares and rectangles. To find the area of a rectangle, multiply its height by its width. For a square you only need to find the length of one of the sides (as each side is the same length) and then multiply this by itself to find the area.