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Nostrana [21]
2 years ago
14

Solve by substitution 8x+y=-16 -3x+ y= -5

Mathematics
1 answer:
azamat2 years ago
3 0

Answer:

y=–8, x=–1

Step-by-step explanation:

I don't have time to explain

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Jordan has a checking account. he withdrew $90 from an ATM Tuesday. Thursday he deposited $20. Friday he wrote a check for $15 w
AleksandrR [38]

Answer:

The total change in his account is of -$85, that is, a loss of $85

Step-by-step explanation:

We combine these changes. So

On Tuesday, he withdrew $90 from his account, which means that, the total change, initially of $0, is now of -$90.

On Thusday, he deposited $20, which means that the total change of -$90 is now of -$90 + $20 = -$70

On Friday, he wrote a check of $15, removing 15 from his account, which means the total change will be of -$70 -$15 = -$85

8 0
3 years ago
Can you help me with this
elena-14-01-66 [18.8K]
Lets try
centimeter is about 1/2 of a inch

if 28 square cm, the book coould be about 4m by 7cm (aoub the size of a recipt)

if 28 square in the book could be about 4in by 7in (regular size)

I would guess 28 square INCHES (cm is too smal)
4 0
3 years ago
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Liam works at a zoo. He was looking at some data showing the masses of their 5 African elephants. The mean mass of the elephants
hram777 [196]

Answer:

Leo has b boxes of pencils. each box contains 6 pencils. he has a total of 42 pencils. the equation that represents this situation the value of b that makes the equation true the first one is b+6=42,6b=42,b=42+6,or 42b=6 the second one are 7,836 48

Step-by-step explanation:

/

4 0
2 years ago
Please divide 4⁄6 ÷ 2⁄6
dolphi86 [110]

4/6 divided by 2/6 is 2.

you multiply the 4/6 by 6/2 to get 24/12. You then simplify it and get 2 as your answer.

6 0
3 years ago
What is the circumference?<br> 30 ft
valentinak56 [21]

Answer:

94.248 feet

1,131.0 inches

94′ 3″ feet and inches

28.727 meters

2,872.7 centimeters

Step-by-step explanation:

4 0
2 years ago
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