Question

4-(x+3)+15.(2x-1)=30x-1

Answer 1

4-(x+3)+15.(2x-1)=30x-1

4-x-3+30x-15=30x-1

Se organizar termo por termo, resulta em:

-x= 13

x= -13

Answer 2

4-(x+3)+15.(2x-1)=30x-1

4-x-3+30x-15=30x-1

29x-14=30x-1

29x-30x=-1+14

-x=13

x=14/-1

x=-13

s={-13}


espero ter ajudado!

bom dia!