Question

Simplify these by collecting like terms :

a) 4a + 3b + 8a + 2c
b) 6x + 4y + 3y + 7y + 5y + 3x
c) 5k + 3m + 4m + 3n + 6k
Please no guess work, take your time and believe in yourself.
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Answer 1

a) 12a+3b+2c

b) 9x + 19y

c) 11k+7m+3n

Explanation:

a) 4a+3b+8a+2c

Combining like terms and adding them

=> 4a+8a+3b+2c

=> 12a+3b+2c

b) 6x+4y+3y+7y+5y+3x

Combining like terms and adding them

=> 6x+3x+3y+7y+5y+4y

=> 9x + 19y

c) 5k + 3m + 4m + 3n + 6k

Combining like terms and adding them

=> 5k+6k+3m+4m+3n

=> 11k+7m+3n

Answer 2

a) 12a + 3b + 2c

b) 19y + 9x

c) 11k + 7m + 3n

Explanation:

a) 4a + 3b + 8a + 2c

12a + 3b + 2c

b) 6x + 4y + 3y + 7y + 5y + 3x

6x + 19y + 3x

19y + 9x

c) 5k + 3m + 4m + 3n + 6k

5k + 7m + 3n + 6k

11k + 7m + 3n