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ale4655 [162]
3 years ago
6

I'm literally the worst at math. here's my problem: 10 (2y+2) - y = = 2(8y-8)

Mathematics
2 answers:
Trava [24]3 years ago
6 0
The answer is y = 12

kipiarov [429]3 years ago
3 0
Hope this helped pls give me the brainliest :))

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A 10 ft fence is 8 in .long on the scale drawing. What is the scale drawing?
lions [1.4K]
To find scale we have to provide common unit, so inches.
10 foot = 120 inch becauyse 1 foot = 12 inch so 
10foot*12=120 ich
Now
8 inch in drawing is 120 in real, so the scale is 8:120
6 0
3 years ago
Read 2 more answers
What is the name for facts in subtraction problems
12345 [234]

The name for facts in subtraction problems: Fact Family is a group of math facts that uses the same numbers, for addition, and subtraction.

Answer: =====> I believe is, Subtraction Fact Strategies, or Fact Families.



1. ). Strategy: ===> Think Addition:

1.). Subtraction Description ====> Using the known addition fact to solve the subtraction problem. Ex. 13-5, think what goes with 5 to make 13?


2.). Strategy: ===> Fact Families

2.). Subtraction Description ====> Think of the fact family to recall the missing number.


3.). Strategy ===> Build Up Through

3.). Subtraction Description ===> Ten Used when either the subtrahend or minuend is 8 or 9. Ex: 14-9: start with 9 and work up through 10: 9 and 1 is 10 and 4 more makes 5.


4.). Strategy ==> Back Down Through Ten

4.). Subtraction Description: ==> Working backward with 10 as a “bridge”. Ex. 15-6, Take 5 away from 15 to get to ten. Then take one more away, leaving 9.




Hope that helps!!! : )

6 0
3 years ago
Please help me with this ,
blagie [28]

Answer:

  (a) -2.3°/min

  (b) -2.9°/min

Step-by-step explanation:

The average rate of change is the ratio of the difference in R values to the difference in the corresponding t values.

(a) m = (157.6 -226.6)/(30 -0) = -69/30 = -2.3 . . . degrees per minute

__

(b) m = (61.6 -119.6)/(70 -50) = -58/20 = -2.9 . . . degrees per minute

3 0
3 years ago
A dog owner is told by the veterinarian that his dog, Max, is overweight and needs to lose 4 to 5 pounds in order to live a heal
Anon25 [30]
3x because that is the nearest tenth
8 0
4 years ago
From a club of 24 people, in how many ways can a group of four members be selected to attend a conference?
Kamila [148]

Answer:

255,024

Step-by-step explanation:

24 x 23 x 22 x 21

24 options for the first member

23 options for the second member

22 options for the third member

21 options for the last member

6 0
3 years ago
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