Respuesta :
Answer:
x=-10
Step-by-step explanation:
subtract nine both sides
9x — 1 = 10x + 9
-9. -9. -9. -9
0. -10. 1. 0
1x is the same as x
x=-10
Answer:
x=-10
Step-by-step explanation:
subtract nine both sides
9x — 1 = 10x + 9
-9. -9. -9. -9
0. -10. 1. 0
1x is the same as x
x=-10