Answer:
y=2
Step-by-step explanation:
2(y-3) +18
That’s what it looks like
Answer:
x = 1
Step-by-step explanation:
Given
← factor numerator and denominator
=
← cancel (x - 4) on numerator/ denominator
=
The denominator of the rational expression cannot be zero as this would make it undefined. Equating the denominator to zero and solving gives the value that x cannot be.
x - 1 = 0 ⇒ x = 1 ← excluded value
How about using a thermometer as a real life situation. The temperature was 5 degrees outside. Later on, it went 5 degrees below what is the temperature now.