Q: X plus 10 equals 20 what is x?

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it means that x should equal 10. x + x = 20. x = 10

20 as 10 x 0 = 0 so is just 10 + 10 = 20

(20 * x) + 3 = 5 20 * x = 2 x = 1/10

x=6=x=5+x=13+x=20 x cannot = x+5. This question has no answer.

2x2+18x = 20 2x2+18x-20 = 0 x2+9x-10 = 0 (x+10)(x-1) = 0 x = -10 or x = 1

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it means that x should equal 10. x + x = 20. x = 10

20 as 10 x 0 = 0 so is just 10 + 10 = 20

x = 10

The solution is:- x = 0 and y = 5

(20 * x) + 3 = 5 20 * x = 2 x = 1/10

1.3 x 10-20

x=6=x=5+x=13+x=20 x cannot = x+5. This question has no answer.

If x equals 10 and y equals 10, then 9x plus 8y equals 170.

2x2+18x = 20 2x2+18x-20 = 0 x2+9x-10 = 0 (x+10)(x-1) = 0 x = -10 or x = 1

4x =20x=20/4x=5

5x + 20 = 4x +30 5x - 4x = 30 - 20 x = 10

x equals 19