70+100(1/4)^t=75

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Solution for 70+100(1/4)^t=75 equation:



70+100(1/4)^t=75
We move all terms to the left:
70+100(1/4)^t-(75)=0
Domain of the equation: 4)^t!=0
t!=0/1
t!=0
t∈R
We add all the numbers together, and all the variables
100(+1/4)^t+70-75=0
We add all the numbers together, and all the variables
100(+1/4)^t-5=0
We multiply all the terms by the denominator
100(+1-5*4)^t=0
We add all the numbers together, and all the variables
100(-19)^t=0

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