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Subjects>Math>Math & Arithmetic

How do you do 2x plus y equals -12 -4x-2y equals 30?

Anonymous

∙ 14y ago

Updated: 12/12/2022

2x+y=-12-4x-2y=30

x=-y/2+30, you plug this into -12-4x-2y=30 and get -12+2y-120-2y=30

which gives 2y-2y=162.

This is not possible, so the equation is unsolvable.

Wiki User

∙ 14y ago

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Q: How do you do 2x plus y equals -12 -4x-2y equals 30?

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What is the answer to -2x plus 5y equals 12?

2x +n5y=12

What is the answer of 2x plus 10 equals 12?

2x+10=12 2x=2 x=1

What is the answer to 5x equals 3x plus 12?

2x-12

2x plus 12-3x equals 5?

2x+12-3x = 5 2x-3x = 5-12 -x = -7 x = 7

2X plus 2X plus 9X equals?

it equals 13X.

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Related Questions

What is the answer to -2x plus 5y equals 12?

2x +n5y=12

What is 4x plus 1 equals 2x plus 12 equals?

x=5.54x+1= 2x+12-1 -14x=2x+11-2x -2x2x=11/2 /2x=5.5

What is the answer of 2x plus 10 equals 12?

2x+10=12 2x=2 x=1

What is the answer to 5x equals 3x plus 12?

2x-12

3x - 12 equals -2x plus 23 equals?

3x - 12 = -2x + 235x = 35 so x = 7

What is 2x plus 1 equals 13?

2x + 1 = 13; 2x = 12; x = 6

What is x plus x plus 2x if x equals 3?

12!

2x - 3 equals 4x plus 9?

2x-3=4x+9 -2x-12=0 2x=-12 x=-6

X plus 2 plus 2x equals x plus 12?

so 3x + 2 = x + 12 ie 2x = 10 x =5

2x plus 12-3x equals 5?

2x+12-3x = 5 2x-3x = 5-12 -x = -7 x = 7

2X plus 2X plus 9X equals?

it equals 13X.

What type of lines are these y equals 2x plus 4 and 12 equals 2y plus x?

If: 12 = 2y+x then y = -1/2x+6 So: y = 2x+4 and y = -1/2x+6 which means that they are perpendicular lines

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