Question

sendo A=2x+3, B=x-1, C=2x+4, calcule A+B+C. ​

Answer 1

Resposta:

x + 6

Explicação passo a passo:

A = 2x + 3

B = x - 1

C = 2x + 4

calcule A + B - C

A + B + C = (2x + 3) + (x - 1) - (2x + 4)

= 2x + 3 + x - 1 - 2x - 4

=  x + 3 - 1 + 4

= x + 6