Math, asked by deepikavats2008, 16 days ago

3x( 4y-2+5z) from 7(xy-5z+4) ​

Answers

Answered by fantasticArt007
5

Answer:

Your question ➡

Subtract

3x( 4y-2+5z) from 7(xy-5z+4)

Solution

7(xy - 5z + 4) - (3x(4y - 2 + 5z)) \\  = 7xy - 35z + 28 \\  - (12xy - 6x + 15xz) \\  = 7xy - 35z + 28 - 12xy + 6x \\  - 15xz \\  =  - 5xy - 35z + 28 + 6x - 15xz \\

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