Answer:
x=2
Step-by-step explanation:
7(5+2x)+x=65
35+14x+x=65
35+15x=65
15x=65-35
15x=30/15
x=2
Answer:

-10416
Step-by-step explanation:
a = 4
r = -5
geometric series: 
Determine which term = -12500:








Using geometric sum series formula: 
Therefore, 
Answer:
B.) Addition*Additive property of equality
Step-by-step explanation:
You add 34 to both sides of the equation to find what x was equal to
Hope I helped
Answer:
i think its 4 × 3 × ? = 36
Step-by-step explanation:
i hope this helps
if not i am really sorry