Respuesta :
Answer:
[tex]x = 7[/tex]
Step-by-step explanation:
[tex]-15-x=-22 \\ -15-x + 22 = 0 \\ 7 - x = 0 \\ 7 = x \\ x = 7[/tex]
Answer:
x=7
Step-by-step explanation:
-15-x=-22
1) Add 15 to both sides
-x=-7
2) Divide by negative 1 because x cannot be left as a negative.
x=7