Question

. Dada a função f(x) = 2x – 3, obtenha: o valor de x tal que f(x) = 49

Answer 1

$49-3=2x$$46=2x$$x= \frac{46}{2}$$x=23$$49=2x-3$

Answer 2

2x-3 = 49
2x = 49+ 3
2x = 52
x = 26