Question

x/3 + (x+1)/4 = 2 ПОМОГИТЕ

Answer 1

$\tt \cfrac{x}{3} +\cfrac{x+1}{4} =2 \ \ \ | \cdot12\\\\4x+3(x+1)=2\cdot12\\4x+3x+3=24\\7x=24-3\\7x=21\\x =21:7\\x=3$

Answer 2

$\\x/3 + (x+1)/4 = 2\\\\\frac{1}{3}x+\frac{x+1}{4}=2\\  \\4x+3(x+1)=24\\\\4x+3x+3=24\\\\7x+3=24\\\\\\\7x=24-3\\\\7x=21\\\\x=3$