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rodikova [14]
2 years ago
13

What is the value of y in the equation -2y + 6 = -12?

Mathematics
1 answer:
Anit [1.1K]2 years ago
6 0

Answer:

-2y + 6 = -12

Step-by-step explanation:

well the answer is 9, y=9 :)

PLEASE MARK ME BRAINLIEST!!!

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The perimeter of a child’s rectangular sandbox is 18 feet . if the length of the sandbox is one foot longer than the width , wha
Andrew [12]

Answer:

2(b+1+b)= 18

Step-by-step explanation:

Perimeter of a rectangle= 2(l+b)

18 feet= 2(l+b)

length: l, breadth: b

Because the length of the sandbox is 1 foot longer, it will be:

b+1 = l

Substitute l with b+1

2(b+1+b)= 18

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Answer:

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Step-by-step explanation:

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3 years ago
Mrs. Giuntini’s lawn is triangle shaped with a base of 25 feet and a height of 10 feet. What is the area of Mrs. Giuntini’s lawn
Vedmedyk [2.9K]

area \:  =  \frac{1}{2} bh \\ area \:  =  \frac{1}{2} (25)(10) \\ area =  \frac{1}{2} 250 \\ area = 125 \: feet ^{2}

4 0
3 years ago
Read 2 more answers
Write the times of four trains as 12 hr. clock<br> a. 14:32<br> b. 16:30<br> c. 06:45<br> d. 10:29
romanna [79]

Answer:

a 2:32

b 4:30

c 6:45

d 10:29

6 0
2 years ago
I need help please and explain your answer it’s number 4
Brums [2.3K]

Answer:

29

Step-by-step explanation:

Well "value" of 3x^2 - 7x + 9 when x = 4 is just x plugged into the expression

3 * 4^2 - 7 * 4 + 9

3 * 16 - 28 + 9

= 29

8 0
2 years ago
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