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victus00 [196]
3 years ago
12

Im risking a lot of points, but i really need your help so please answer this as fast as possible!!!!

Mathematics
1 answer:
Neko [114]3 years ago
8 0

Answer:


Step-by-step explanation:

A) There is a positive correlation between the hours of homework and the test scores. Generally the more hours spent on homework the the higher score on the test


B)   We need to predict for 3 hours of  homework put x=3 in above function as x represents  hours of  homework  we get:

y=8(3)+40

y=24+40

y=64

Hence test score will be 64 for 3 hour of homework.


C) 40 would be the test score if no time was spent doing homework

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15 points, no messing around, please do it right
cupoosta [38]

Answer:

416 is your answer!!!

Step-by-step explanation:

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8 0
3 years ago
Discuss the different kinds of real numbers. In your answer
zubka84 [21]

Answer:

Real numbers are mainly classified into rational and irrational numbers. Rational numbers include all integers and fractions. All negative integers and whole numbers make up the set of integers. Whole numbers comprise of all natural numbers and zero.

Step-by-step explanation:

5 0
3 years ago
What is the LCD of 1/4a and 5/6a
inessss [21]
1/(4a) & 5/(6a)
(3)(1/4a)=3/12a
(2)(5/6a)=10/12a
LCD=12a
7 0
3 years ago
Make x the subject of the formula<br> Y=3x+2
andrew-mc [135]

Answer:

(y-2)÷3=x

Step-by-step explanation:

y=3x+2

y-2=3x

(y-2)÷3=x

This answer could also be written as a fraction: y-2 over 3, equals x.

5 0
3 years ago
HELP PLEASE I NEED HELP OH DEAR LORD
SashulF [63]
#5,

it says that the angle on top is 221, so you subtract that from 360,

360-221= the rest..... 139
 Now in that 139, you can see that there is a triangle with a right angle. so you can subtract 90 degrees from 139

139-90= 49
49 is the number you use to solve the rest.
3x + 4x = 7x
so 7x = 49
and then you divide 7 from both sides to isolate x, and you get your answer
7 0
3 years ago
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