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Kay [80]
3 years ago
13

2.5y+3x=27 5x-2.5y=5

Mathematics
2 answers:
Elden [556K]3 years ago
8 0
X would equal 4 & y would equal 6
zhenek [66]3 years ago
3 0

Answer:

x=4

y=6

Step-by-step explanation:

2.5y + 3x = 27 \\  + (5x - 2.5y = 5) \\  \\ 8x = 32 \\ x = 4 \\  \\ 2.5y + 3x = 27 \\ 2.5y + 3(4) = 27 \\ 2.5y + 12 = 27 \\ 2.5y = 15 \\ y = 6

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L'shanda rode her bike 2.5 miles. Shaman rode her bike 3 miles. How many more feet did shanay rode her bike than l'shanda
9966 [12]
3 - 2.5 = 0.5

shanay rode 1/2 a mile more

hope this helps :)
6 0
3 years ago
Read 2 more answers
What are the coordinates of the x-intercept(s) of the graph of y=(x-6)(x+5)
MissTica

Answer:

(-5 , 0) and (6 , 0)

Step-by-step explanation:

In order to get the coordinates of the x-intercept(s) of the graph of y=(x-6)(x+5)

we need to solve for x the equation (x-6)(x+5) = 0

(x-6)(x+5) = 0

⇌

x - 6 = 0  or  x + 5 = 0

⇌

x = 6  or  x = -5

therefore

the coordinates are :

(-5 , 0) and (6 , 0)

__________________________

:)

3 0
3 years ago
What is the slope of the line through the points (6,-8)And (3,- 4)​
Nina [5.8K]

Answer:

y=(-4/3)x

Step-by-step explanation:

you put the points into this equation to find the slope

(y2-y1)/(x2-x1)

now lets label the points

(6,-8)

x1=6 and y1=-8

(3,-4)

x2=3 and y2=-4

Input into equation

(-4-(-8))/(3-6)=

(-4+8)/(3-6)

4/-3

7 0
3 years ago
Please help. Thank you.
Trava [24]

Answer:

By the Pythagoras theorem, the hypotenuse (c), is equivalent to:

a^2+ b^2= c^2 where a and b are the other two sides of the right angled triangle, hence c= square root (15^2+ 20^2)= 25

4 0
3 years ago
What is 7/10 divided by 2
vodka [1.7K]

Answer:

7/20

Step-by-step explanation:

7/10 ÷ 2/1 is the same as 7/10 * 1/2 which is 7/20

3 0
3 years ago
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