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Subjects>Math>Math & Arithmetic

What is 12d - 9 equals 15d plus 9?

Updated: 9/20/2023

Wiki User

∙ 13y ago

Best Answer

12d -9 = 15d +9

subtract 12d from each side and add 9 to each side

0= 3d

divide by 3 on each side

0 = d.

because if zero is in the numerator or dominator it makes the faction 0.

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∙ 13y ago

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12d-9 equals 15d plus 9?

12d - 9 = 15d + 9 Subtract 15 d from both sides: -3d - 9 = 9 Add 9 to both sides: -3d = 18 Divide both sides by -3: d = -6

What is 12 plus 9 equals?

12 plus 9 equals 21.

If 2 plus 3 equals 10 and 7 plus 2 equals 63 and 6 plus 5 equals 66 and 8 plus 4 equals 96 and 8 plus 4 equals 96 then 9 plus 7 equals?

144 9+7 = 16 and 9*16 = 144

IF 2 plus 3 equals 10 7 plus 2 equals 63 6 plus 5 equals 66 8 plus 4 equals 96 THEN 9 plus 7 equals?

The answer is 144. The compound operator for (a) and (b) in each pair is a * (a+b). For 9 and 7, this is 9 x (9+7) = 9 x 16 = 144.

13 equals negative 4x plus 9?

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

Related questions

12d-9 equals 15d plus 9?

12d - 9 = 15d + 9 Subtract 15 d from both sides: -3d - 9 = 9 Add 9 to both sides: -3d = 18 Divide both sides by -3: d = -6

What is 9 plus 87 equals?

9 plus 87 equals 96.

What is 12 plus 9 equals?

12 plus 9 equals 21.

Does -9 plus 6 equals 3?

No! It equals 15, but 9-6=3.

If 2 plus 3 equals 10 and 7 plus 2 equals 63 and 6 plus 5 equals 66 and 9 plus 7 equals 96 9 plus 7 equals what?

96

What is 9 plus 9 plus 9 plus 9 equals?

9+9+9+9 = 36

2 plus 3 equals 10 and 7 plus 2 equals 63 and 6 plus 5 equals 66 and 8 plus 4 equals 96 Then 9 plus 7 equals?

If I am correct, 9 plus 7 equals 112.

If 2 plus 3 equals 10 and 7 plus 2 equals 63 and 6 plus 5 equals 66 and 8 plus 4 equals 96 and 8 plus 4 equals 96 then 9 plus 7 equals?

144 9+7 = 16 and 9*16 = 144

IF 2 plus 3 equals 10 7 plus 2 equals 63 6 plus 5 equals 66 8 plus 4 equals 96 THEN 9 plus 7 equals?

The answer is 144. The compound operator for (a) and (b) in each pair is a * (a+b). For 9 and 7, this is 9 x (9+7) = 9 x 16 = 144.

What is 9 plus 9 plus 9 plus 9 plus 9 plus 9 plus 9 equals TO?

9+9+9+9+9+9+9=63

13 equals negative 4x plus 9?

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

-7n plus 2n plus 9 equals?

9 - 5n

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