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Mathematics 15 Online
OpenStudy (anonymous):

Solve the equation below for x. Round 10 = 3 ^(x+5) -2 A.-2.738 B.-4.558 C.2.262 D. 5.442

OpenStudy (anonymous):

First add 2 to both sides

OpenStudy (anonymous):

wait is (x+5)-2 all prt of the exponent?

OpenStudy (anonymous):

Not the (-2)

OpenStudy (anonymous):

Ok, so first add 2 to both sides to get 12=3^(x+5)

OpenStudy (anonymous):

\[10 = 3^{(x+5)} -2\]

OpenStudy (anonymous):

okay .. and then

OpenStudy (anonymous):

One second, I'm helping three people a once

OpenStudy (anonymous):

@HatchetLover

OpenStudy (anonymous):

Ok, what math are you currently enrolled in? There's different ways to approach theses, but it depends on whether or not you know the method

OpenStudy (anonymous):

i need answer ASAP... Pre-cal

OpenStudy (anonymous):

Take the log of 12 and log of three

OpenStudy (anonymous):

so (log 12) = (log 3)^x+5

OpenStudy (anonymous):

divide by log 3 so

OpenStudy (anonymous):

log 12/log 3= x+5

OpenStudy (anonymous):

and simplify

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