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myininayaBest ResponseYou've already chosen the best response.1
\[3^x+39^{2x}1=0?\]
 one year ago

myininayaBest ResponseYou've already chosen the best response.1
Or! Do you mean \[3^{x+3}9^{2x1}=0\]
 one year ago

myininayaBest ResponseYou've already chosen the best response.1
Ok did you add to both sides \[9^{2x+1}\]
 one year ago

myininayaBest ResponseYou've already chosen the best response.1
\[3^{x+2}=9^{2x+1}\]
 one year ago

myininayaBest ResponseYou've already chosen the best response.1
oops  not + oh well
 one year ago

myininayaBest ResponseYou've already chosen the best response.1
Do you know how to answer the following What number satisfies the equation \[9=3^{?}\]
 one year ago

myininayaBest ResponseYou've already chosen the best response.1
Ok great. So we have \[3^{x+2}=(3^{2})^{(2x1)}\] since 3^2=9 :)
 one year ago

myininayaBest ResponseYou've already chosen the best response.1
So we have the same base on both sides All you need to do is set the exponents equal and solve for x
 one year ago

myininayaBest ResponseYou've already chosen the best response.1
Let me know if you have further questions :)
 one year ago

jonzion1122Best ResponseYou've already chosen the best response.0
firstly its x+3 but where did you get the 2 in "2"(2x1)
 one year ago

myininayaBest ResponseYou've already chosen the best response.1
\[9=3^2 \] \[3^{x+3}=9^{2x1}\] \[3^{x+2}=(3^2)^{(2x1)}\]
 one year ago

jonzion1122Best ResponseYou've already chosen the best response.0
how does 3^2(^2x1) = 2(2x1)
 one year ago

myininayaBest ResponseYou've already chosen the best response.1
No....we have x+2=2(2x1) not what you wrote
 one year ago
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