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Best Answer
3 + 2x = 11
subtract 3 from both sides:
3 + 2x (-3) = 11 (-3)
=> 2x = 8
then divide both sides by 2
(2x)/2 = 8/2
=> x = 4
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What is 9x plus 5 equals 7x plus 11?
2x+5=11 2x=6 x=3
Is x equals -3 a solution to the equation 2x plus 8 equals 3x plus 11?
According to my calculations, yes. 2x+8=3x+11 -8 2x=3x+3 -2x 0=x+3 -3 -3=x
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Related questions
How do you solve 2x plus 3 equals negative 11?
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What does x equals in the equation 2x plus 3 equals 11?
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7
How do you solve 4x plus 3 equals -3 plus 2x plus 14?
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What is the answer to 9x plus 3-2x equals -11?
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