important identities
x + x=
2x + x =
3x + 5x =
25x + 32x =
-10 + 5x =
(-7x) + (-2x) =
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Step-by-step explanation:
x +x = 2x
2x +x = 3x
3x+ 5x = 8x
25x+ 32x= 57x
-10 +5x = this is not the liked term
(-7x) + (-2x)= -9x
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