Question

resolva as equações de 1 grau

x+(×-1)=11
2x-3=11
3x+5=20
4x=20
6-x=3
x+3x=200
x/2+2=15​

Answer 1

Resposta:

2x=12 x=6

2x=14 x=7

3x=15 x=5

x=5

-x=-3 x=3

4x=200 x=50

x/2=13 x=26