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skad [1K]
3 years ago
14

Explain how to use mental math to find the answer to 915 divided by 7

Mathematics
1 answer:
inessss [21]3 years ago
6 0

Answer:

130.7

Step-by-step explanation:

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5y=-3+15<br><br> convert to slope intercept form
creativ13 [48]

Answer:

y=-⅗x+3

Step-by-step explanation:

5y=-3x+15. Divide 5 on both sides

5. 5

y=-⅗x+15/5

y=-⅗x+3

Hope this helps :)

8 0
3 years ago
A 2-month membership to the gym costs $125. Alex would like to be a member for 1 year (12 months). What is the total amount he w
yKpoI14uk [10]

Answer:

$750

Step-by-step explanation:

We divide 12 months which is the time Alex would like to be a member by 2 which gives us 6. We know 2 months=$125 so if 2×6=12, $125×6 = A 1 year membership.

8 0
3 years ago
A golf ball is hit with an initial velocity of 100 feet per second. The height of the golf ball can be represented by the equati
LenaWriter [7]

Answer:

  • 6.25 seconds

Step-by-step explanation:

<u>Using the the equation </u>

  • h = 100t − 16t^2

<u>The ball hits the ground, when h = 0, solving below equation:</u>

  • 100t − 16t^2 = 0
  • 4t(25 - 4t) = 0
  • t = 0 seconds, this is the starting point when ball was hit
  • 25 - 4t = 0 ⇒ 4t = 25 ⇒ t= 25/4 = 6.25 seconds later the ball hits the ground
5 0
3 years ago
Read 2 more answers
Harry works at an apple orchard.He picked 45 7/8 pounds of apples on Monday.He picked 42 3/8pounds of apples on Wednesday. He pi
fomenos

Answer:

  142 3/8 pounds

Step-by-step explanation:

(45 +7/8) + (42 +3/8) + (54 +1/8) = (45 +42 +54) +(7/8 +3/8 +1/8)

= 141 + (8/8 +3/8)

= 142 3/8 . . . . pounds

6 0
3 years ago
What is 2.6 + 9.2 x 4 equal?
RideAnS [48]

2.6 + 9.2 x 4 would equal, <u><em>39.4</em></u>

4 0
2 years ago
Read 2 more answers
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