Question

Equaçoes do 1 grau resolvidas

Answer 1

3x+4=x+6

3x-x= 6-4

2x= 2

X= $\frac{2}{2}$

X= 1

3y-20=y+80

3y-y= 80+20

2y= 100

y= $\frac{100}{2}$

y= 50

2x -5x +30 = -20

30 + 20 = 5x - 2x

50 = 3x

x= $\frac{50}{3}$

4x+1=5x-9​

4x-5x= -9-1

-x= -10 (-1)

X= 10

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