Math, asked by Nushrat109, 9 months ago

If A = 5x + 11y- 15z, B = 12x - 13y+19z,C =7x-6y+21z
Find A-B-C

Answers

Answered by Askme005

14

Step-by-step explanation:

A-B-C=(5x+11y-15z)-(12x-13y+19z)-(7x-6y+21z)

=5x+11y-15z-12x+13y+19z-7x+6y+21z

= -14x+30y+25z

=-(14x-30y-25z)

Answered by VJ2210

0

Answer:

this is very simple

Step-by-step explanation:

14x-30y-25z

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