Question

Encontre o valor de X

A) Cx,2=91
B) Ax,2={14}²-{14}

Answer 1

A) cx,2=91
cx=91÷2
cx=35,5

B)Ax,2=[14].2-[14]
ax,2=[28]-14
ax,2=28-14
ax,2=14
ax=14÷2
ax=7