1st is parallel
2nd is perpendicular
3rd is perpendicular
4th is perpendicular
Answer:
Step-by-step explanation: -4.5=a-8
1. add 8 to both sides -4.5+8= 3.5
2. since you added 8 to negative 8 you get zero so it just goes away
3. ANSWER= 3.5=a
https://www.mathpapa.com/algebra-calculator.html?q=x%3D10x%2F2%2B5
Step-by-step explanation:
To factor a number out of an expression means to divide each term of the expression by that number.
So, if you want to factor
from the expression
, you'll write it as

So, in your case, when you divide both terms by -5 you get

So, the expression becomes
