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denpristay [2]
3 years ago
9

Y=5x+2 and 3x=-y+10 what is the soluion of equation

Mathematics
2 answers:
Harlamova29_29 [7]3 years ago
4 0
I hope this is the answer you want

I am Lyosha [343]3 years ago
4 0
Solve the following system:

{y = 5 x + 2 | (equation 1)
{3 x = 10 - y | (equation 2)
Express the system in standard form:

{-(5 x) + y = 2 | (equation 1)
{3 x + y = 10 | (equation 2)

Add 3/5 × (equation 1) to equation 2:
{-(5 x) + y = 2 | (equation 1)
{0 x+(8 y)/5 = 56/5 | (equation 2)

Multiply equation 2 by 5/8:
{-(5 x) + y = 2 | (equation 1)
{0 x+y = 7 | (equation 2)


Subtract equation 2 from equation 1:
{-(5 x)+0 y = -5 | (equation 1)
{0 x+y = 7 | (equation 2)

Divide equation 1 by -5:
{x+0 y = 1 | (equation 1)
{0 x+y = 7 | (equation 2)

Collect results:
Answer:  {x = 1                         {y = 7
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creativ13 [48]

Answer:

5

Step-by-step explanation:

distribute: 2x+6 = 4x-4

subtract 2x from both sides: 6 = 2x-4

add 4 to both sides: 10 = 2x

divide both sides by 2: 5 = x

x = 5

5 0
3 years ago
What is the product of (–0.5)(–1.2)(–5.22)?
Gnoma [55]
-3.132 is the answer, you just had to multiply all of them one at a time (:
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Hey there!

The answer to your question is $240.87

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A square has an area of 289 sq cm. what is the length of one side
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Help me for number 13,14,15 QUICKLY FAST
SashulF [63]
13. they are not, because the parentese's make it different by applying the order of operations to the two sections, rather than in a long line.

the first one is equal to 1/40     1/4 * 10 = 1/40   
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15. algebraic because it involves variables and not just numbers dependent on PEMDAS
 

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