Sos giuppppppppppppp

`a) 450 : (x - 19) = 50`

`x - 19 = 450 : 50`

`x = 9 + 19`

`x = 28`

`b) 4(x- 3) = 7^2 - 1^10`

`4(x-3) = 49 - 1`

`4(x-3) = 48`

`x - 3 = 48 : 4`

`x = 12 + 3`

`x = 15`

`c) (2 . x - 15) : 13 + 51 = 8^2`

`(2x - 15) : 13 + 51 = 64`

`(2x - 15) : 13 = 64 - 51`

`2x - 15 = 13 : 13`

`2x = 1 + 15`

`x = 16 : 2`

`x = 8`

`d) 65 - 4^(x+2) = 2024^0`

`65 - 4^(x+2) = 1`

`4^(x+2) = 65 - 1`

`4^(x+2) = 4^3`

`=> x + 2 = 3`

`=> x = 3 - 2`

`=> x = 1`

`e) 2^(x+1) - 2^x = 32`

`2^x . 2 - 2^x = 32`

`2^x.(2 - 1) = 32`

`2^x = 32`

`2^x = 2^5`

`=> x = 5`

`f) (4x - 1)^2 = 25.9`

`(4x - 1)^2 = 225`

`(4x - 1)^2 = 15^2`

`=> 4x - 1 = 15`

`=> 4x = 15 + 1`

`=> x = 16 : 4`

`=> x = 4`

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