Question

Which expression is equivalent to 8-(6r+2)
a -6r+6
b 2r+2
c 6r+10
d -6=10

Answer 1

a -6r+6

Explanation:

`8-(6r+2)`

Use - to expand the bracket

`8-6r-2`

Group like terms and simplify

`-6r-2+8\\\\-6r+6`