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Earn +20 ptsQ: What is x plus 21 equals 36?
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X plus 36 equals 82 what is x?
x + 36 = 82x = 82 - 36x = 46
X plus 3x plus 5 equals 21?
x = 4
What is the answer for x plus 9 plus 5x equals 21 plus 2x?
If: x+9+5x = 21+2x Then: x = 3
What is X2 plus 10x plus 21 equals?
x2 + 10x + 21 = (x + 3)(x + 7)
What mistake was made in this equation 3x plus 7 equals -4x plus 28 -x plus 7 equals 28 -x equals 21 x equals -21?
3x + 7 = -4x + 28 implies 7x + 7 = 28
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