Respuesta :
Answer:
-.5
Step-by-step explanation:
2x + 8= 7
2x + 8 (-8)= 7 (-8)
2x = -1
2x/2 = -1/2
x= -1/2 OR -.5
Answer:
x=[tex]\frac{-1}{2}[/tex]
Step-by-step explanation:
Firstly, you want to isolate the variable. To do so, you must subtract eight, which you will then get 2x = -1. Divide by two in order to get your x alone, and your final answer will be a -1 over 2.