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Algebra 1

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
(3x+5) + (-4x+4)   -x+9  
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12r-8-12   12r-20  
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-4x-10   -14  
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-2x+11+6x   4x+11  
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-v+12v   11v  
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4p+2p   6p  
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5n+11n   16n  
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12r+5+3r-5   15r  
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4n-n   3n  
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-9k+8k   -k  
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15n-19n   -4n  
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10āˆ’5(9nāˆ’ 9)   55-45n  
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āˆ’3(10b+10)+5(b+2)   25b-20  
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A passenger plane made a trip to Las Vegas and back. On the trip there it flew 432 mph and on the return trip it went 480 mph. How long did the trip there take if the return trip took nine hours?   10 hrs  
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-8+-1   -9  
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(-6)+12   6  
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-29+9   -20  
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-43+39   -4  
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-1+11+5   15  
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From 74 hours to 85 hours   15% increase  
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From 36 inches to 90 inches   150% increase  
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From 12 ft to 23 ft   92%increase  
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From 2150 miles to 7895 miles   267% increase  
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From $328 to $333   2% increase  
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From 20 tons to 99 tons   395% increase  
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Created by: devinWathen
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