Add the coefficients of the variable term X.
2 + 3 + 8
= 13X
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3x + 2x - 8x + 2x = -x
Do you mean 2x²? Assuming this is the case: 2x² - 3x + 8x - 12 = 2x² + 5x - 12 = (2x - 3)(x + 4)
3x+11+5x=75(add 5x and 3x) 8x+11=75(-11) 8x=64(/ 8) x=8(ANSWER)
8x = 2x + 15 6x = 15 x = 15/6 = 2.5
If you mean: -3x-5x+1+8x-2x-9 then the result is -2x-8