If f(x) = 15, then rewrite the equation replacing the f(x) with 15
15 = 2x + 9
subtract 9 from sides
15 - 9 = 6
9 - 9 = 0
then, you would be left with 6 = 2x
divide by 2 on both sides
6/2 = 3
2x/2 = x
x would be 3 :)
Kiera's dance class is 1 hour and 45 minutes long (1:45)
First distribute the outside negative 2 to each number and multiply u should get -2a * -4b* 6/4 and there u go it's simplified but teachers are very EXTRA in middle school and want an explanation so u should say sumthin like "there were no like terms meaning you can't simplify any further"
Answer:
b
Step-by-step explanation:
i hopexsop