Identify the property that justifies each statement. Group of answer choices
If 4m + n = 7 and n = 3, then 4n + 3 = 7

[ Choose ]
If a = -5, then 2a = -10

[ Choose ]
If 3x = y, then y = 3x

[ Choose ]
If 4w -1 = 11, then 4w = 12

[ Choose ]
If a + b = c, and c = d^2, then a + b = d ^2

[ Choose ]
6y = 6y

[ Choose ]
If -8q = -56, then q = 7

[ Choose ]
If 5k = -25, then 5k -1 = -25 - 1

[ Choose ]
-3 (2x - 5) = -6x + 15

[ Choose ]

reduce the friction between its moving parts

step-by-step explanation:

in fact, by reducing the friction between the moving parts of the machine, it is possible to reduce the energy wasted due to this friction; therefore, more input energy is converted into useful work, and this will improve the efficiency of the machine.

your answer is the frist one

hop i

pakistan's principal natural resources are arable land and water. about 25% of pakistan's agriculture accounts for about 21% [1] of gdp and employs about 43% of the labour force. in pakistan, the most agricultural province is punjab where wheat and cotton are the most grown.