Answer:
| -3 | = 3
Step-by-step explanation:
minus is removed
Answer:
b = -152
Step-by-step explanation:
- 7 + 12 = 19
- Plug 19 in:
- Multiply each side by 19 to cancel out the 19 under b. It should now look like this: b = -152
I hope this helps!
Answer:
Step-by-step explanation:

Answer:
(1) 4 (2) -2
Step-by-step explanation:
Answer:
30
Step-by-step explanation:
20+5+5=30