Question

4x+1=5x-8 ayuda prfvr

Answer 1

Resposta:

x=9

Explicação passo-a-passo:

4x+1=5x-8

4x+1=5x-8

4x+1-5x=5x-8-5x

4x+1-5x=-8

4x+1=5x-8

4x+1-5x=-8

4x+1=5x-8

4x+1-5x-1=-8-1

4x-5x=-8-1

4x+1=5x-8

4x-5x=-8-1

4x-5x

(4-5)x

-1

-x

4x-5x=-8-1

-x-=-8-1

4x-5x=-8-1

-8-1

-(8+1)

-9

4x-5x=-8-1

-x=-9

-1×(-x)=-1×(-9)

x=-1×(-9)

-1+(-x)=-1×(-9)

x=9

-x=-9

x=9

Resposta

x=9