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Earn +20 ptsQ: What is the answer to 12 plus 3x equals 4?
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What is 3x plus 8 equals 12?
3x+8 = 12 3x = 4 x = 4/3
What is the answer to 4 plus 6x equals 5 plus 3x plus 7?
6x+4=3x+12 => 6x-3x=12-4 => 3x=8 => x=8/3=2.666...
What is 52 equals 3x plus x plus 4?
x = 12
What is 3x plus 2 if x equals 4?
3x + 2= 3 (times) 4= 12 12+4= 16 The answer is 16.
What is 3x plus 2 equals -2-8?
3x = -12 so x = -4
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