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aksik [14]
3 years ago
6

OMG PLEASE HELP ITS SERIOUS!!! THX!!!!

Mathematics
2 answers:
const2013 [10]3 years ago
7 0
14: 82.80 since 32.75+39.88=72.63 and the tip is 10.17 if u round it to the nearest penny so 72.63+10.17=82.80
Naddik [55]3 years ago
6 0
I believe the total cost of the skateboard would be $75.15
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Please help and show the work
ozzi

9514 1404 393

Answer:

  (C) no solutions

Step-by-step explanation:

If you multiply the first equation by 2, you get ...

  2x +2y = 4

When you compare this to the second equation ...

  2x +2y = 8

you realize there are <em>no values of x and y that can satisfy both equations</em>. There are no solutions.

3 0
2 years ago
10x +2y = 64
Musya8 [376]

Answer:

<h2>x = 4, y = 12 → (4, 12)</h2>

Step-by-step explanation:

\left\{\begin{array}{ccc}10x+2y=64&\text{multiply both sides by 2}\\3x-4y=-36\end{array}\right\\\underline{+\left\{\begin{array}{ccc}20x+4y=128\\3x-4y=-36\end{array}\right}\qquad\text{add both sides of the equations}\\.\qquad23x=92\qquad\text{divide both sides by 2}\\.\qquad x=4\\\\\text{put the value of x to the first equation:}\\\\10(4)+2y=64\\40+2y=64\qquad\text{subtract 40 from both sides}\\2y=24\qquad\text{divide both sides by 2}\\y=12

5 0
3 years ago
What percentage of 3 is 4?
Artyom0805 [142]

Answer:

13.333% of 3 is 4.

Step-by-step explanation:

Take missing value = x

x% of 3 = 4

x/100 × 3 = 4

3x/100 = 4

3x = 400

x = 400/3

x = 13.333

Hope it helps ⚜

5 0
2 years ago
Read 2 more answers
Y<br> 10<br> 3<br> 1<br> 6.<br> 1<br> 19<br> 3<br> linear or non linear
Julli [10]

Answer:

Non-linear.

Step-by-step explanation:

3 0
3 years ago
14) The number of students at LAMS is 1872 students. The ratio of girls to
bogdanovich [222]

Answer:

310

Step-by-step explanation:

total no.of students=1872

ratio of boys to girls=7:5

sum of ratio=total of students

12/12=1872

7/12=?

7/12*1872/1=1092which is the number of girls

1872-1092=780which is the number of boys

difference =1092-780= 310

7 0
3 years ago
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