<u>Answer</u>:
b = 4a
<u>Step-by-step explanation</u>:
<em>changing sides changes sign division to multiplication.</em>
Answer:
when you subtract a negative it would be adding so the answer is 12
Step-by-step explanation:
Answer:
A = -10
Step-by-step explanation:
Combine multiplied terms into a single fraction find common denominator etc etc.