Answer:
A. 6x +3
B. 13x — 2
C. 13a + 15b — 10c
A. 6x+3
B. 13x-2
C. 13a+15b-10c
Step-by-step explanation:
A. ( 2 x + 4 ) + ( 4 x - 1 )
= 6x+4-1
=6x+3
B.( 9 x + 3 ) - ( - 4 x + 5 )
=9x+3-(-4x)-5
=9x+3+4x-5
=13x+3-5
=13x-2
C. ( 5 a + 8 b - 2 c ) + ( 8 a + 7 b - 8 c )
=13a+8b-2c+7b-8c
=13a+15b-2c-8c
=13a+15b-10c
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Answers & Comments
Answer:
A. 6x +3
B. 13x — 2
C. 13a + 15b — 10c
Answer:
A. 6x+3
B. 13x-2
C. 13a+15b-10c
Step-by-step explanation:
A. ( 2 x + 4 ) + ( 4 x - 1 )
= 6x+4-1
=6x+3
B.( 9 x + 3 ) - ( - 4 x + 5 )
=9x+3-(-4x)-5
=9x+3+4x-5
=13x+3-5
=13x-2
C. ( 5 a + 8 b - 2 c ) + ( 8 a + 7 b - 8 c )
=13a+8b-2c+7b-8c
=13a+15b-2c-8c
=13a+15b-10c
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