2x + 3x = ? As in addition of algebra we cannot add the varible but in the case of multiplication of algebra we can multiply it. But, here the qstn is of addition so
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In multiplication the variables and constants both will be multiplied,. like this,
2x × 3x = (2×3) × (x × x)
= 6x²
addition will be done in the like variables
2x + 3x = 5x
In unlike variables it will written as it is
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