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X + 6 = 2X
subtract X from each side
X - X + 6 = 2X - X
6 = X
========check in original equation
(6) + 6 = 2(6)
12 = 12
========checks
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∙ 12y ago
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What does x equal if 4x plus 9 equals 2x - 6?
4x+9=2x-6 2x=-15 x=-7.5 x equals -7.5.
Equation 2X plus 5 equals 17?
2x must equal 12 so x is 6.
What is 2x plus 3 equals 9 what does x equal?
2x + 3 = 92x = 9 - 32x = 6x = 6/2x = 3
What is 6 plus 2x equal?
6 + 2x =2(3 + x)
-2x - 6 equals 2x plus 6?
-2x-6= -2x-6Another answer:-2x-6 = 2x+6-2x-2x = 6+6-4x = 12x = -3
What does x equal if 4x plus 9 equals 2x - 6?
4x+9=2x-6 2x=-15 x=-7.5 x equals -7.5.
Equation 2X plus 5 equals 17?
2x must equal 12 so x is 6.
2x plus 2x plus 2x equals 6?
x=1
What is 2x plus 3 equals 9 what does x equal?
2x + 3 = 92x = 9 - 32x = 6x = 6/2x = 3
What is the converse of if x equals 3 then 2x equals 6?
I believe the converse is: if 2x equals 6 then x equals 3 inverse: if x doesn't equal 3 then 2x doesn't equal 6 contrapositive: if 2x doesn't equal 6 then x doesn't equal 3
8x-7 plus 2x equals 6 plus 5x plus 2?
8x-7 plus 2x equals 6 plus 5x plus 2?
What is 6 plus 2x equal?
6 + 2x =2(3 + x)
What does x equal in 2x plus 6-6x equals 30?
2x + 6 - 6x = 30= 6 - 4x = 30= -4x = 24= 4x = -24= x = -6
-2x - 6 equals 2x plus 6?
-2x-6= -2x-6Another answer:-2x-6 = 2x+6-2x-2x = 6+6-4x = 12x = -3
2x plus 3y-5 plus -3y-6 equals?
2x-11
What is the solution of -2x plus 5 equals 8 and 2x plus 2x equals 6?
5 - 2x = 8 x = -1 and 1/2 4x = 6 x = 6/4 or 3/2
What does x equal in this equation 2x plus 6 equals 7x-4?
hujkImproved anwser:2x+6 = 7x-42x-7x = -4-6-5x = -10x = 2
