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2x-1=5
2(3)-1=5
6-1=5
5=5
x=3
Answer:
6:8
6/8 or 3/4
Step-by-step explanation:
Solve for x by simplifying both sides of the equation, then isolating the variable.
x = -22
How many books has she read so far? She's been doing this for 7 months, so so far she's read:
7*3=21
how many does she still need to read?
30-21=9
so she needs to read 9 more books. With 3 books a month, this means:
9/3=3
so she needs to read 9 more books, which will take her 3 months!
