versachiii versachiii

09-05-2018
Mathematics

contestada

4^(3x+7)= 1/16 how do i find x ??

Respuesta :

Аноним Аноним

09-05-2018

[tex]4^{3x+7}= \dfrac{1}{16} [/tex]

[tex]4^{3x+7}= \dfrac{1}{4^2} [/tex]

[tex]4^{3x+7}= 4^{-2}[/tex]

Equate the power and solve x:
3x + 7 = -2
3x = - 9
x = -3

Answer: x = -3

Answer Link

09-05-2018

Hope that helped;)!!!

Answer Link

Otras preguntas

Queen Isabella was the leader of which country ? a. Spain b. Portugal c. Italy

2 16/25+ 3 18/20 = simplest form

If you are trying to loosen a stubborn screw from a piece of wood with a screwdriver and fail, should you find a screwdriver for which the handle is longer or f

Anybody get this??? please help.

A wheel starts at rest, and has an angular acceleration of 4 rad/s2. through what angle does it turn in 3.0 s?

There are s steps from the pedestal to the head of the Statue of Liberty. The number of steps in the Washington Monument is 27 less than 6 times the number of s

please please please help me with this answer Jack bought a box with both blueberry and poppyseed muffins. There were 20 more blueberry muffins than poppyseed m

Questions 3&7 help please

penguins can't fly but still have streamlined body why

I need help on this question plz answer me fast plz