Question

Simplify: 5-(x-4)
A.-x + 9
B.-x- 7
C.x+4
D.-x-4

Answer 1

⇒
`=5-(x)-(-4)\\=5-x+4\\=-x+5+4\\=-x+9`

⇒Note the negative sign has to multiply every term in the brackets!

Option A is the answer