Question

Simplify the following expression.
a + c − 4b − c + a − b

a − 6b

a − 5b

2a − 6b

2a − 5b

Answer 1

group like terms

Answer 2

a + c − 4b − c + a − b
^ ^

Answer 3

2a + c − 4b − c − b

Answer 4

2a + c − 4b − c − b
^ ^

Answer 5

+c and -c cancels out

Answer 6

the answer is 2a-5b

Answer 7

2a − 4b − b

Answer 8

2a + -5b + 0

Answer 9

thats right ! good work !

we can write it as

2a + -5b + 0

2a - 5b