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zlopas [31]
2 years ago
13

Look at this graph:

Mathematics
1 answer:
KengaRu [80]2 years ago
4 0

Answer:

3/2

Step-by-step explanation:

slope=rise/run=30/20=3/2.

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Explain how a solution found using substitution can be checked.
DENIUS [597]
A solution can be found using substitution by substituting the ordered pair into both of the original equations.
4 0
3 years ago
Please answer all questions i will give brainliest
jarptica [38.1K]

Answer:

Answers for 1-126

Step-by-step explanation:

a. x + 8 = 21

-8 -8

x = 13

b. x - 32 = 55

+32. +32

x = 87

c. 3x = 54

÷3. ÷3

x = 18

d. x/5 = 10

×5. ×5

x = 50

Answer for 1-124

1/5 = 2/10 , so 2 of the 10 colors are blue and 3 of the 10 colors are green.

The probability is 5/10 = 1/2

this is all I could do. sorry

4 0
2 years ago
Read 2 more answers
10. 10x + 5y = 15<br> y = 2x - 3
TiliK225 [7]

Answer:

if your looking for x then

Step-by-step explanation:

first add in the y by doing 10x+5(2x-3)=15 then 10x+10x-15=15 then 20x-15=15 then 20x=30 then divided by 20 for both sides which gets you x=30/20 or 1 1/3

6 0
3 years ago
Read 2 more answers
one possible combination of homeroom groups is 18 groups of 10 students and 5 groups of 12 students. which equation uses the x =
vfiekz [6]

Answer: y - 5 = -5/6 (x - 18)

Step-by-step explanation:

The point-slope form of a linear equation is written using the slope of the line and one point in the line. From part A, the slope of the line representing this situation is m = -5/6.

Since x represents the number of 10-student groups and y represents the number of 12-student groups, the combination of 18 groups of 10 students and 5 groups of 12 students is represented by the point (18,5).

6 0
3 years ago
A person who weighs 100 pounds on Earth weighs 16.5 pounds on the Moon. If a boy weighs 60 pounds on Earth, how much does he wei
xxMikexx [17]
10 pounds you divide your weight by 6
8 0
3 years ago
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