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Earn +20 ptsQ: What is the answer to 2x plus 5 equals equals 13?
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Solution for 2x plus y equals 5 and x-3y equals 13 by substitution?
2x + y = 5 so y = 5 - 2x; This gives x - 3(5 - 2x) = 13 ie x + 6x = 13 + 15 so x = 4 and y must be -3
Equation 2x plus 5 equals 25 for x?
2x + 5 = 25 2x = 20x = 10
What is the answer if 2 times a number plus three times a number equals 13?
if the number is the same: 2x + 3x = 13 5x = 13 x= 13/5
What is 6x plus 3 equals 2x plus 5?
6x + 3 = 2x + 5 4x = 2 x=1/2
If 4x minus 7 equals 2x plus 5 what is x?
4x - 7 = 2x + 5 2x - 7 = 5 2x = 12 x = 6.
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