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kodGreya [7K]
3 years ago
12

These Questions is worth 20 Points. No Explanation Required.

Mathematics
1 answer:
avanturin [10]3 years ago
7 0

13. five plus <em>y</em> equal to negative two. y = -7

14. eight plus <em>h</em> equal to twelve. h = 4

15. negative thirteen plus four equal <em>n</em>. n = -9

You might be interested in
The length of a rectangle is 4 yd longer than its width.
xenn [34]

Answer:

Area = 77 yd²

Step-by-step explanation:

Width = w

Length = w+4

Perimeter =36

Perimeter = L + L + w + w

36 = w+4+w+4+w+w

4w+8 =36

Subtract 8 from both sides

4w = 36 - 8

4w =28

Divide both sides by 4

W= 28/4

W= 7yd

Therefore length = w+4 = 7+4 = 11 yd

Area = length x width

Area = 11× 7

Area = 77 yd²

I hope this was helpful, please mark as brainliest

4 0
3 years ago
Please help and show work
mestny [16]
18- 5x
19- 6x
I'm not sure but I had a test like this
7 0
3 years ago
The average cost of a gallon of gasoline increased to $2.99 per gallon from $2.85. Find the percent change.
Mashcka [7]

Answer:

There was a 4.9% increase in gasoline prices.

Step-by-step explanation:

8 0
3 years ago
A machine in a factory builds 15 toys in 135 min. How many toys does the machine build in 216 min?
irina1246 [14]
The answer is 24. To get this answer I divided 135 by 15 to see how many minutes it takes to make each toy. My answer was nine, so I divided 216 by nine and got the answer, 24.
3 0
3 years ago
Read 2 more answers
Solve the equation<br> 121x ²+64=0
slava [35]
Hello there ^ _ ^

121x² + 64 = 0
121x² = 0 - 64
121x² = -64
x² = 64/121
Now take square root
x = +/-√-64/121


I hope this help!
4 0
3 years ago
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