plz answer this plz plz
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Answer:
make 27 as 3^3 and the it become 3^3x+4 - 3^3 (2x-1)
next take only 3x+4 and 3(2x-1)
then equate it
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Answered by
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Step-by-step explanation:
[1/(625)-½ - 1/(169)-½]
= [ 1/(25)²×-½ - 1/(13)²×-½]
= [1/(25)-¹ - 1/(13)-¹]
= [25 - 13]
= 12
solve 3³×+⁴ = 27²×-¹
3³×+⁴ = 3³(²×-¹)
3x + 4 = 3(2x - 1)
3x + 4 = 6x - 3
3x - 6x = -3 - 4
-3x = -7
x = (-7)/(-3)
x = 7/3
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