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madam [21]
3 years ago
14

4. Which equation is true?

Mathematics
1 answer:
Pepsi [2]3 years ago
3 0

Answer:

C

Step-by-step explanation:

5+3 = (-1)-(-9)

5+3 =(-1)+9

8 = 8

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1.7 m+ 3.7 m +3.7 m +3 m +5.9 m​
FinnZ [79.3K]

answer:

18 m

step-by-step explanation:

  • simply add up all the numbers given
  • 1.7 + 3.7 + 3.7 + 3 + 5.9 = 18
  • then, put the units given
3 0
3 years ago
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5x2 + 3y2 = 68<br> 4x2-2y2 = -16
AlladinOne [14]

Step-by-step explanation:

multiply ,1 st x 2 and 2nd x 3

so,

10 X2 + 6y2 = 136

12 X2 - 6y2 = - 48

________________

22 X 2 = 8 8

X 2 = 88 / 22

X2 = 44

X= ± 2✓ 11

y 2= 96

y = ± 4✓ 6

6 0
3 years ago
It takes one week for a crew of workers to pave 3/5 kilometer of a road. At that rate, how long will it take to pave 1 kilometer
Flauer [41]

Answer:

1.67 weeks

Step-by-step explanation:

Let X= time it will take to pave 1 kilometer?

1 week=3/5 kilometer

X week =1 kilometer

Cross multiply

3/5 X= 1

3X= 5

X= 5/3

1.67 weeks

8 0
3 years ago
If I want to make some teddy bear slippers and I wear I size 8 in shoes what inch of bear should I get
weqwewe [10]

Answer:

96 inches

Step-by-step explanation:

4 0
3 years ago
Help please! Help me please! I don’t understand! I’ll give you brainly!
Lana71 [14]

Answer:

<u>Its a monomial of degree 0</u>

Step-by-step explanation:

pls mark brainliest

6 0
3 years ago
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