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Subjects>Math>Math & Arithmetic

What is 12x-7 equals 4x plus 9?

Updated: 12/8/2022

Wiki User

∙ 14y ago

Best Answer

12X - 7 = 4X + 9

subtract 4X from both sides

8X - 7 = 9

add 7 to both sides

8X = 16

divide both sides by 8

X = 2

check

12(2) - 7 = 4(2) + 9

24 - 7 = 8 + 9

17 = 17

checks

Wiki User

∙ 14y ago

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Continue Learning about Math & Arithmetic

13 equals negative 4x plus 9?

The answer to the problem of 13 equals -4x plus 9 is x equals -1.

4x plus 5 equals -9?

4x+5 = -9 4x = -9-5 4x = -14 x = -3.5

What is 3y equals 4x plus 9 in standard form?

-4x + 3y = 9

What line is parallel to y equals 4x plus 9?

4x

Which of these is the solution of 4x plus 9 equals 25?

4x+9=25 4x=16 x=4

Related questions

13 equals negative 4x plus 9?

The answer to the problem of 13 equals -4x plus 9 is x equals -1.

What is 5x equals 4x plus 9?

5x = 4x + 9 x = 9

4x plus 5 equals -9?

4x+5 = -9 4x = -9-5 4x = -14 x = -3.5

What is 3y equals 4x plus 9 in standard form?

-4x + 3y = 9

What line is parallel to y equals 4x plus 9?

4x

What is the solution set for -5x plus x plus 9 equals -4x plus 12?

-5x + x + 9 = -4x + 12 -4x + 9 = -4x + 12 9 = 12 This equation has no solution.

Which of these is the solution of 4x plus 9 equals 25?

4x+9=25 4x=16 x=4

What does 3 plus 6x equals 4x plus 9?

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

What is the standard form of 3y equals 4x plus 9?

3y = 4x + 9 -4x + 3y = 9 is the standard form

If x equals 9 and y equals 9 then 4x plus 7y?

99

4x plus 2 equals 3x plus 9?

4x + 2 = 3x + 9 x + 2 = 9 x = 7

How do you solve 4x plus 9 equals 7x plus 3?

4x+9 = 7x+3 4x-7x = 3-9 -3x = -6 x = 2

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