y axis is vertical x is horizontal
Answer:
The answer could be easier if you make a ratio and actual graph
Step-by-step explanation:
12b-15>21
+15 +15
12b > 36
----- ----
12 12
b = 3
Answer:
A
Step-by-step explanation:
basta a hehehehhjshshshss
Let n be old painters time. Then the new painters are 2n. So:
1/n+1/2n=1/6
2+1=2n/6
2n=18
n=9
The old painters take 9 hours; the new ones take 18
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