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Make a number line and make it into four parts that shows that <span>needs to let his puppy outside every 25 min.</span>
Answer:
x=8
Step-by-step explanation:
-2x+2-7x=-70
Minus two from each side.
-2x-7x=-72
Combine like terms.
-9x=-72
Divide -9 from each side.
x=8