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Solve this simultaneous equation by the elimination method:
x+y = 12
x-y = 4
Add both equations together:
2x = 16
Divide both sides by 2 to find the value of x:
x = 8
Substitute the value of x into the original equations to find the value of y:
Therefore: x = 8 and y = 4
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∙ 14y ago
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What is 12 plus x for x equals 4?
If the x=4, then its equivelent to 12 + 4, which equals 16.
How do you answer x2 plus x equals 12?
4 x 2 + 4 = 12 x = 4
What is 52 equals 3x plus x plus 4?
x = 12
X - 2y equals -12 x plus 6y equals 20?
x = -4 and y = 4
6x plus 4 equals x plus 12 plus 4x-6?
6x+4 = x+12+4x-6 6x-x-4x = 12-6-4 x = 2
What is 12 plus x for x equals 4?
If the x=4, then its equivelent to 12 + 4, which equals 16.
How do you answer x2 plus x equals 12?
4 x 2 + 4 = 12 x = 4
What is 52 equals 3x plus x plus 4?
x = 12
12 plus x for x equals 4?
16
What is x plus 12 equals 4?
x = -8
X - 2y equals -12 x plus 6y equals 20?
x = -4 and y = 4
2 plus x-4 equals 12?
2+x-4 = 12 x = 12+4-2 x = 14
If 4 plus x over 6 equals 6 what would x equals?
x=12 because 12 over 6 is 2,and 2 plus 4 is 6.
X - 2 plus 10 equals 12?
x = 4
6x plus 4 equals x plus 12 plus 4x-6?
6x+4 = x+12+4x-6 6x-x-4x = 12-6-4 x = 2
If x 2 plus 4 equals 12 what is x?
x2+4=12 x=4 or another way to ask that is 2x+4=12 x=4 because then you do 2 times 4 then + 4 it equals to 12
What does x equal in 6x plus 4 equals 12?
In 6x + 4 = 12, x = 4/3
