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Fittoniya [83]
3 years ago
6

Solve for x

Mathematics
1 answer:
Ivan3 years ago
5 0

9514 1404 393

Answer:

  x = 4

Step-by-step explanation:

The measures of all angles in this geometry are 90 degrees.

  21x +6 = 90

  21x = 84 . . . . . subtract 6

  x = 4 . . . . . . . divide by 21

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It takes Benjamin 28 minutes to mow 2 lawns. How long does it take him to mow 1 lawn? Assuming the lawns are the same size and B
hichkok12 [17]

Answer:

14 minutes per lawn

70 minutes

Step-by-step explanation:

Divide 28 by 2 to find a unit rate.

28 min per 2 lawns = (28 min)/(2 lawns) = (14 min)/(lawn)

Multiply the unit rate by 5 to find the amount of time for 5 lawns.

5 * (14 min/lawn) = 70 min

7 0
3 years ago
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What is the square root of 2
Jet001 [13]
The square root of 2 is approximately <span>1.41421356237.

Since the square root of 2 is irrational, it goes on forever.  Therefore, this is just an approximation.  If you want to, you can look up more digits by looking it up on google.</span>
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3 years ago
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Sarah cut 2 yards of ribbon from a spool. How much did she cut in inches
Nesterboy [21]

1 yard = 3 feet

2 yards = 2•3feet = 6 feet

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6 feet = 12 • 6 = 72 inches

If you need a better explanation just ask in the comments.

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5 0
3 years ago
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There are 10 girls and 5 boys in Ms. Sander's class. Each day, she randomly asks one student to take attendance. In 180 school d
kvv77 [185]

Answer:

120

Step-by-step explanation:

The probability of a girl being picked one day = 10/15 = 2/3

Total number of days = 180

Therefore, the nunber of times it will be a girl = 2/3 x 180 = 2 x 60 = 120

Hope this helps

7 0
3 years ago
Help I need this today
Nadusha1986 [10]

Answer:

x=70

y=75

Step-by-step explanation:

2x+x+5-35=180

3x-30=180

3x=210

x=70

2(70)-35=105

180-105=75

y=75

3 0
3 years ago
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