<span>2(a+b)=c
2a + 2b = c
2b = c - 2a
b = (c - 2a)/a
answer
</span><span>D. b = (c−2a)/2 ; distribute 2 to get 2a+2b, subtract 2a, then divide by 2.</span>
Answer:
maybe 220/440?
Step-by-step explanation:
270 miles be 90+90+90 equals 270 and thats the answer
880, theres no change in between, only after every 13 years
