3a-5 is an example of expression
Get the variable value alone.
#4 subtract 4 on both sides
To get rid of a fraction you multiply by the denominator.
-4(5)=n
-20=n
To find r, divide any number into the next number.
98/(-14) = -7
I took your mom from the shelter
Answer: The first one is x=4 and the second one is x=-1
Step-by-step explanation:
1.) add 5 to both sides then, subtract 2x to both sides then you get
5x=20. divide 5 to both side then you get x=4
2.) Subtract 4x to both sides then you add 8 to both sides then you get
x=-1.