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navik [9.2K]
3 years ago
12

I need help ASAP!!!!​

Mathematics
1 answer:
nydimaria [60]3 years ago
5 0

Answer:

17. is 20 18. is 9hours 19. is 60mph

you get this by doing 100 divided by 5 which equals 20 360 divided by 40=9 and 420 divided by 7 =60

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5(x+6)-2x=3(x+10) solve for x
Drupady [299]

Answer:

x=all real numbers

Step-by-step explanation:

1. distribute: 5(x+6)-2x=3(x+10)

                      5x+30-2x=3x+30

2. combine like terms 3x+30=3x=30

3. these are equal therefore x=all real numbers

6 0
2 years ago
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What is the slope Of a line that passes through the points (9,8) and (2,3)?
tresset_1 [31]

(\stackrel{x_1}{9}~,~\stackrel{y_1}{8})\qquad (\stackrel{x_2}{2}~,~\stackrel{y_2}{3}) ~\hfill \stackrel{slope}{m}\implies \cfrac{\stackrel{rise} {\stackrel{y_2}{3}-\stackrel{y1}{8}}}{\underset{run} {\underset{x_2}{2}-\underset{x_1}{9}}}\implies \cfrac{-5}{-7}\implies \cfrac{5}{7}

6 0
2 years ago
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What is the simplified form of the expression 3 + 8x − 2y − x + 1 + 4y? Enter your answers in the boxes.
mr_godi [17]
3+8x-2y-x+1+4y

Combine all like terms and 

7x+4+2y is your answer
3 0
3 years ago
A local restaurant is offering a special deal in which customers can receive one appetizer, one entree, and one dessert for a fi
Dmitriy789 [7]
There are105 different choices.
For 1 appetizer, there are 15 different combinations of entrees and desserts. 1 dessert has 5 entrees you can mix, and since there are 3 desserts, there are 15 choices. It goes the same for every appetizer until there is 7x15. 7Ax15choices equals 105 options.
The customer has 105 meal choices.
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3 years ago
mrs. West took her class on a field trip to the museum cost of admission for the girls was $90 and the cost of admission for the
timofeeve [1]

Answer:

15 dollars

Step-by-step explanation:

4 0
3 years ago
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