Answer - c </= 4 or c >/= -3
2c - 1 </ 7
2c - 1 + 1 </= 7 +1
2c </= 8
2c/2 </= 8/2
c </= 4
2c - 1 >/= - 7
2c - 1 + 1 >/= -7 + 1
2c >/= -6
2c/2 >/= -6/2
c >/= -3
Incomplete question, but use the following example as an illustration.
Step-by-step explanation:
Say one person had $200 in a savings account last month and now has $225. That's an increase. The problem is to find the percent of increase in money.
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Answer:
$20-$3.99(milk)=$17.01÷$4.39(cereal)=4 boxes of cereal
