Sum of-3a+2b-4c, 9a-5b+2c and -5a+4b+3c is
Answers
Answered by
0
Answer:
a+b+c
Step-by-step explanation:
(-3a+2b-4c )+(9a-5b+2c) +(-5a+4b+3c)
= -3a+2b-4c+9a-5b+2c-5a+4b+3c
=-3a+9a-5a +2b-5b+4b -4c+2c+3c
=9a-8a +6b-5b +5c-4c
=a+b+c
Answered by
0
first do -3a+2b-4c=
-1ab-4c
-5abc
second do 9a-5b+2c
4ab+2c
6abc
Third do -5a+4b+3c
-1ab+3c
+2abc
add all answers
-5abc+6abc+2abc=
1abc+2abc
3abc
is the answer for the sum.
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