Answer:
x= 3 +/- sqrt 5
Step-by-step explanation:
x=
x=
x=
x=
x=
x=
x=
Step-by-step explanation:
Answer:
Is there an option of 45
Step-by-step explanation:
x-15=30
so +15
x=45
distribute the and :
(collect like-terms)
or is your answer. hope this helps <3
Instead of plugging in and right away, notice that
and now evaluating this expression at the two given values is easier, if only a little: