3 years ago

27^x = 9^(x − 4) x = 8 x = 4 x = −4 x = −8

Mathematics

1 answer:

vazorg [7]3 years ago

5 0

Step-by-step explanation:

27^x = 9^(x - 4)

3^3x = 3^2(x - 4)

3x = 2(x - 4)

3x = 2x - 8

3x - 2x = -8

x = -8

You might be interested in

Help me

butalik [34]

Answer:

D. Tenths

Step-by-step explanation:

Because when you go behind the decimal, it starts out with tenths, then hundredths, and then thousandths. And 6 in the 1st spot behind the decimal so it's tenths.

hope I helped.

6 0

3 years ago

25 points!! please answer

melomori [17]

ac is the answer

hope that helps

6 0

3 years ago

Read 2 more answers

Suppose you go out to eat with a friend and your bill was $25.67. The local sales tax rate is 7% and you want to leave a 20% tip

Zina [86]

Answer:

Umm I'm not sure is it 25...

Step-by-step explanation:

6 0

2 years ago

Read 2 more answers

What is the probability a customer ordered a small, given that he or she ordered a hot drink?

disa [49]

Answer:

i don no

Step-by-step explanation:

7 0

3 years ago

Has a slope of 2 and goes through (5,1)

Slav-nsk [51]

Answer:

y = 2x - 9

Step-by-step explanation:

y= mx + b

plug in slope

y = 2x + b

plug in points

1 = 2 (5) + b

simplify

1 = 10 + b

subtract 10 each side

-9 = b

plug in to original equation

y=2x - 9

8 0

3 years ago