maddie1307
maddie1307
28-03-2017
Mathematics
contestada
Solve 3^2x-5=81
Please show work
Respuesta :
Rawr1012
Rawr1012
28-03-2017
Let's solve your equation step by step
(3^2)(x)-5=81
step 1:simplify both sides of the equation
(3^2)(x)-5=81
simplify.
9x-5=81
step 2:Add 5 to both sides.
9x-5+5=81+5
9x=86
divide both sides by 9.
9x/9=86/9
x=86/9
Answer:86/9
Hope this helps!
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