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balu736 [363]
3 years ago
7

Please help me with 10 and 11

Mathematics
1 answer:
Gelneren [198K]3 years ago
5 0

Answer:

10. 2x+y

11. x^2-15x+3

Step-by-step explanation:

10. when u add 7x+3y and 4x+4y you will get 11x+7y. 13x+8y minus 11x+7y will be 2x+y

11. when u add 3x^2+7x+1 and x^2-x+1 u will get 4x^2+6x+2. 5x^2-9x+5 minus 4x^2+6x+2 will be x^2-15x+3

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If a cruise ship was going 24 mph and traveled 15 miles, how long did it take it to get to it's destination?
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Answer:

37.5

Step-by-step explanation:

so 24 miles per hour

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60 x 0.625 = 37.5

It took 37 and 1/2 minutes

4 0
3 years ago
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Step-by-step explanation:

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3 years ago
How do you solve 8x+5=3x+15
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8 0
3 years ago
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8 0
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Read 2 more answers
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