7x - 5 = 30
* add 5 to both sides
7x = 30 + 5
7x = 35
* divided both sides by 7
(7/7)x = 35/7
<u><em>x = 5</em></u>
Answer:
4
Step-by-step explanation:
b+12 =16
-12. -12
b = 4
hope this helps
Answer:
3
Step-by-step explanation:
2x^9 = 1
3x^6 = 2
- x - 20 = 3
15.5 15.5 x 2 = 31. hope this helps
