Question

One half X +13 equals nine

Answer 1

1/2 x + 13= 9
multiply by 2 to eliminate the fraction
x+ 26= 18
subtract 26 from both sides
x= -8

Hope this helps

Answer 2

`(1)/(2)`x+13=9

`(1)/(2)`x=9-13

`(1)/(2)`x=-4
x=-4*2
x=-8
Answer: x=-8