Question

ve ai a ft pfvr,determine o valor de x...​

Answer 1

$\frac{5 - 7 + 10}{2}$

= 4.

a) 4 - 5 = -1

b) 4 - (-7) = 11.

c) 4 - 10 = - 6

(-1) × 11 × - 6 = 66