Q: What does n equal 3n plus 2n equals 25?

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It is: 25+(2*13) = 51

The value of n is 12.5

-7 = 2n + 19 Subtract 19 from both side -26 = 2n Divide by 2 on both sides n = -13

You can't. 17 + 2n = 21 + 2n gives: 2n = 4 + 2n which gives 0=4 which is not possible so the sum is not solveable.

2n + 19 = -7 2n = -7 - 19 2n = -26 n= -13

Related questions

It is: 25+(2*13) = 51

2n + 5 = 25 < ---------------- Write the Equation 2n = 20

The value of n is 12.5

2n plus 7 equals 19 2n equals 12 n equals 6

-7 = 2n + 19 Subtract 19 from both side -26 = 2n Divide by 2 on both sides n = -13

You can't. 17 + 2n = 21 + 2n gives: 2n = 4 + 2n which gives 0=4 which is not possible so the sum is not solveable.

2n + 19 = -7 2n = -7 - 19 2n = -26 n= -13

2n + 8 = -142n = -22n = -11

If: -6n-2n = 16 Then: n = -2

9 - 5n

10

42 = 2n + 7Subtract 7 from each side of the equation:35 = 2nDivide each side by 2:17.5 = n