Math, asked by sarikasurana03, 5 months ago

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

Answers

Answered by stu6836ayush

0

Answer:

-14x-8y+4z+21c

Step-by-step explanation:

A-B-C

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

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

-14x-8y+4z+21c

sarikasurana03: no bro answer is not correct

nobody90: please check my answer

Answered by nobody90

0

Answer:

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

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

-14x+30y-34z-21c

hope it helps☺️

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